./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 08:36:56,983 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 08:36:56,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 08:36:56,990 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 08:36:56,990 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 08:36:56,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 08:36:56,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 08:36:56,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 08:36:56,993 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 08:36:56,993 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 08:36:56,994 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 08:36:56,994 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 08:36:56,995 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 08:36:56,995 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 08:36:56,996 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 08:36:56,996 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 08:36:56,996 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 08:36:56,997 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 08:36:56,998 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 08:36:56,999 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 08:36:57,000 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 08:36:57,000 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 08:36:57,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 08:36:57,002 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 08:36:57,002 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 08:36:57,002 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 08:36:57,003 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 08:36:57,003 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 08:36:57,004 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 08:36:57,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 08:36:57,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 08:36:57,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 08:36:57,005 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 08:36:57,005 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 08:36:57,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 08:36:57,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 08:36:57,006 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-08 08:36:57,014 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 08:36:57,015 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 08:36:57,015 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 08:36:57,015 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 08:36:57,015 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 08:36:57,016 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 08:36:57,016 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 08:36:57,016 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 08:36:57,017 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 08:36:57,018 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 08:36:57,018 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 08:36:57,018 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 08:36:57,018 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 08:36:57,018 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 08:36:57,018 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 08:36:57,019 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 08:36:57,019 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 [2018-12-08 08:36:57,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 08:36:57,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 08:36:57,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 08:36:57,049 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 08:36:57,050 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 08:36:57,050 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-12-08 08:36:57,089 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/data/2c3b96df3/44d634672fe64b5fb67cbef07a2cd3d4/FLAG114a4014f [2018-12-08 08:36:57,532 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 08:36:57,532 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-12-08 08:36:57,536 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/data/2c3b96df3/44d634672fe64b5fb67cbef07a2cd3d4/FLAG114a4014f [2018-12-08 08:36:57,544 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/data/2c3b96df3/44d634672fe64b5fb67cbef07a2cd3d4 [2018-12-08 08:36:57,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 08:36:57,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 08:36:57,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 08:36:57,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 08:36:57,550 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 08:36:57,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2817da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57, skipping insertion in model container [2018-12-08 08:36:57,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 08:36:57,565 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 08:36:57,646 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 08:36:57,649 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 08:36:57,656 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 08:36:57,664 INFO L195 MainTranslator]: Completed translation [2018-12-08 08:36:57,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57 WrapperNode [2018-12-08 08:36:57,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 08:36:57,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 08:36:57,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 08:36:57,665 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 08:36:57,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 08:36:57,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 08:36:57,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 08:36:57,682 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 08:36:57,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... [2018-12-08 08:36:57,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 08:36:57,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 08:36:57,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 08:36:57,721 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 08:36:57,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 08:36:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 08:36:57,830 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 08:36:57,830 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 08:36:57,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:36:57 BoogieIcfgContainer [2018-12-08 08:36:57,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 08:36:57,831 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 08:36:57,831 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 08:36:57,833 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 08:36:57,834 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 08:36:57,834 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 08:36:57" (1/3) ... [2018-12-08 08:36:57,834 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a251bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 08:36:57, skipping insertion in model container [2018-12-08 08:36:57,835 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 08:36:57,835 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:36:57" (2/3) ... [2018-12-08 08:36:57,835 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a251bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 08:36:57, skipping insertion in model container [2018-12-08 08:36:57,835 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 08:36:57,835 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:36:57" (3/3) ... [2018-12-08 08:36:57,836 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_false-unreach-call_true-termination.i [2018-12-08 08:36:57,871 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 08:36:57,871 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 08:36:57,871 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 08:36:57,871 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 08:36:57,871 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 08:36:57,871 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 08:36:57,871 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 08:36:57,871 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 08:36:57,872 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 08:36:57,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 08:36:57,891 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 08:36:57,891 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 08:36:57,891 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 08:36:57,896 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 08:36:57,896 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 08:36:57,896 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 08:36:57,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 08:36:57,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 08:36:57,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 08:36:57,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 08:36:57,897 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 08:36:57,898 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 08:36:57,904 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-12-08 08:36:57,904 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-08 08:36:57,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 08:36:57,909 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-08 08:36:57,910 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 08:36:57,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 08:36:57,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:36:57,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 08:36:57,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:36:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:36:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:36:57,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 08:36:57,964 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-08 08:36:57,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 08:36:57,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 08:36:57,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:36:57,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 08:36:57,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:36:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:36:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:36:57,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 08:36:57,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-08 08:36:57,973 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 08:36:57,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 08:36:57,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:36:57,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 08:36:57,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:36:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:36:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:36:58,005 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:36:58,006 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:36:58,006 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:36:58,006 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:36:58,006 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 08:36:58,006 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,006 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:36:58,007 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:36:58,007 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-08 08:36:58,007 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:36:58,007 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:36:58,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:58,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:58,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:58,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:58,103 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:36:58,104 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,107 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:58,107 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,124 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:36:58,125 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:36:58,136 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:36:58,136 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,151 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:58,151 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:36:58,153 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:36:58,153 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,168 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:58,168 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:36:58,171 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:36:58,171 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,185 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:58,186 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:58,203 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:36:58,203 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:36:59,507 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 08:36:59,511 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:36:59,511 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:36:59,511 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:36:59,511 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:36:59,512 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 08:36:59,512 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:59,512 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:36:59,512 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:36:59,512 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-08 08:36:59,512 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:36:59,512 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:36:59,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,571 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:36:59,574 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 08:36:59,575 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,576 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,576 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,577 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,577 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:36:59,578 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:36:59,579 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,584 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,584 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:36:59,585 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:36:59,585 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,587 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:36:59,588 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:36:59,588 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,589 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,589 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,589 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,590 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:36:59,591 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:36:59,591 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,596 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 08:36:59,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,597 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,597 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,598 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,598 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,602 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,603 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,604 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,605 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,605 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,606 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,606 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,606 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,607 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,608 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,608 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,608 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,608 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,608 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,609 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,609 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,616 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 08:36:59,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,616 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,617 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,618 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,622 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,622 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,623 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,623 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,623 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,625 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,625 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,625 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,626 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,626 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,628 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,629 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,637 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 08:36:59,637 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,638 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,638 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,639 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,639 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,644 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,645 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,645 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,647 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,647 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,648 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,649 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,650 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:36:59,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,650 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,651 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,658 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 08:36:59,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,659 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,659 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,659 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,660 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,670 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,670 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,671 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,672 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,672 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,673 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,674 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,675 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,675 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,675 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,676 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:36:59,677 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:36:59,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,691 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,691 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 08:36:59,691 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,692 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,692 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:36:59,692 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,692 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,693 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,693 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,693 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,703 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,704 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,705 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,705 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:36:59,705 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,705 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,705 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,705 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,706 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,706 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,708 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,708 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:36:59,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,709 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,710 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,712 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,712 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:36:59,712 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,730 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,731 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 08:36:59,731 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,732 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,732 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,732 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,734 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,734 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,747 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,747 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,747 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,748 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,749 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,750 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,750 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,750 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,750 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,751 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,752 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,753 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,754 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:36:59,755 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:36:59,755 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,780 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,780 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 08:36:59,780 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,781 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,781 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,781 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,782 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,783 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,787 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,787 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,787 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,788 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,791 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,791 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,792 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,792 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,794 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,795 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,795 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:36:59,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,795 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:36:59,796 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:36:59,796 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,801 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 08:36:59,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,803 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,803 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:36:59,804 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:36:59,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,811 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,811 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,811 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:36:59,812 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:36:59,812 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,816 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,816 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,817 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:36:59,817 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:36:59,818 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,820 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,820 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:36:59,821 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:36:59,821 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:36:59,821 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:36:59,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:36:59,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:36:59,822 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:36:59,823 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:36:59,823 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:36:59,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:36:59,853 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:36:59,853 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:36:59,853 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:36:59,853 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:36:59,853 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 08:36:59,854 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:59,854 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:36:59,854 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:36:59,854 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-08 08:36:59,854 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:36:59,854 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:36:59,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:36:59,933 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:36:59,934 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:59,936 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:59,936 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:36:59,939 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:36:59,939 INFO L448 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_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:59,960 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:59,960 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:36:59,962 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:36:59,962 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:59,977 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:36:59,977 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:36:59,994 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:36:59,994 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:00,002 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:00,003 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:00,018 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:00,018 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:00,036 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:37:00,036 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:12,090 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 08:37:12,096 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:37:12,097 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:37:12,097 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:37:12,097 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:37:12,097 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 08:37:12,097 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:12,097 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:37:12,097 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:37:12,097 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-08 08:37:12,097 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:37:12,097 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:37:12,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,157 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:37:12,158 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 08:37:12,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,159 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:12,159 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:12,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,160 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,161 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:12,161 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:12,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,162 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,162 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:12,162 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:12,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,164 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:12,165 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:12,165 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 08:37:12,168 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,169 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,169 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,169 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,170 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:12,170 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:12,170 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,172 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:12,173 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:12,173 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 08:37:12,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,179 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 08:37:12,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,180 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,180 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,182 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,183 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,184 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,184 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,185 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,185 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,186 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:12,186 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:12,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,190 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,190 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,192 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,193 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:12,193 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:12,201 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,201 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 08:37:12,201 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,202 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,202 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,204 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,204 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,205 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,206 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,207 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,208 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:12,208 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:12,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,212 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,212 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,214 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,215 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:12,215 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:12,224 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,224 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 08:37:12,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,226 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,226 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,228 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,228 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,228 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,229 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,229 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,229 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,230 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,230 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,231 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,231 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,233 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:12,233 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:12,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,239 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,239 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:12,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,241 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,242 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:12,242 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:12,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,250 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 08:37:12,250 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,251 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,251 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,251 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,251 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,252 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,253 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,253 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,253 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,253 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,254 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,254 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,254 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,255 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,255 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,255 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,256 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,256 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,257 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,258 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:12,258 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:12,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,266 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,267 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,267 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:12,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,268 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,268 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:12,269 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:12,269 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:12,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,283 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 08:37:12,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,284 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,284 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:12,284 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,284 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,284 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,285 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,285 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:12,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,286 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,286 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,287 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,287 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:12,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,287 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,288 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,288 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,289 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,289 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:12,289 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,289 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,290 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:12,290 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:12,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,299 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:12,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,300 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,301 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:12,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,303 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:12,303 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:12,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,327 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 08:37:12,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,328 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,328 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,328 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,329 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,330 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,330 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,330 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,330 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,330 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,331 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,332 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,332 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,332 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,332 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,332 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,333 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,333 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,334 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,334 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,335 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,336 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:12,336 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:12,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,350 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,350 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,350 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,351 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:12,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,352 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,353 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,354 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:12,356 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:12,356 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:12,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,403 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 08:37:12,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,404 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,404 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,404 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,404 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,434 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,435 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,435 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,436 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,436 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,437 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,437 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,438 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,438 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,439 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,439 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,440 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:12,440 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:12,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,445 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,445 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,445 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,446 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,446 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:12,446 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,447 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,447 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,447 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:12,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,448 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:12,449 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:12,449 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:12,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,458 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 08:37:12,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,458 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,459 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,459 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:12,459 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:12,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,460 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,461 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,461 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,461 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,461 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,461 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:12,461 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:12,461 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,462 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,462 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,462 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,463 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,463 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,463 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,463 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,463 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:12,463 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:12,463 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,464 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,465 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,465 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,465 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,465 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,465 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:12,466 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 08:37:12,466 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 08:37:12,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,478 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:12,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,478 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:12,478 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:12,478 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:12,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,480 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:12,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:12,480 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:12,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:12,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:12,480 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:12,482 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 08:37:12,482 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 08:37:12,504 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:12,505 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-08 08:37:12,505 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-08 08:37:12,505 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-08 08:37:12,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 08:37:12,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-08 08:37:12,506 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 08:37:12,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 08:37:12,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:37:12,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 08:37:12,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:37:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:37:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:37:12,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 08:37:12,512 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-08 08:37:12,512 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 08:37:12,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 08:37:12,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:37:12,513 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 08:37:12,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:37:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:37:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:37:12,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 08:37:12,516 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-08 08:37:12,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 08:37:12,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 08:37:12,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:37:12,516 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 08:37:12,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 08:37:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:37:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 08:37:12,537 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:37:12,537 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:37:12,538 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:37:12,538 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:37:12,538 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 08:37:12,538 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:12,538 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:37:12,538 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:37:12,538 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-08 08:37:12,538 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:37:12,538 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:37:12,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:12,594 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:37:12,594 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:12,596 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:12,597 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:12,599 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:12,600 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:12,624 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:12,625 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:12,627 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:12,627 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:12,643 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:12,643 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:12,671 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:37:12,672 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:25,806 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 08:37:25,811 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:37:25,811 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:37:25,811 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:37:25,812 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:37:25,812 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 08:37:25,812 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:25,812 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:37:25,812 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:37:25,812 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-08 08:37:25,812 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:37:25,812 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:37:25,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,856 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:37:25,856 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 08:37:25,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,857 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,857 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:25,857 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:25,857 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,858 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,858 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,859 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:25,859 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:25,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,859 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,859 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,860 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,860 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,860 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:25,860 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:25,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,862 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,862 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,862 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:25,862 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:25,862 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,863 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,863 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 08:37:25,863 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,863 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,864 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,864 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,864 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,864 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,864 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,865 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,865 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,865 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,865 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,865 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,866 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,866 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,866 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,866 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,867 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,867 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,868 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,868 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,868 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,868 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,868 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,868 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,869 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 08:37:25,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,869 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,870 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,870 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,870 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,871 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,871 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,871 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,872 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,872 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,872 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,874 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,874 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,874 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,874 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,874 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,875 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 08:37:25,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,876 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,876 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,876 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,876 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,877 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,877 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,877 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,877 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,878 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,878 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,878 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,879 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,879 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,879 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,881 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:25,881 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,881 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,882 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,883 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 08:37:25,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,883 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,883 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,883 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,883 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,883 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,884 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,884 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,884 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,885 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,885 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,885 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,885 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,885 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,885 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,886 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,886 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,886 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,886 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,886 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,887 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,887 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,891 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,891 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,891 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,891 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:25,891 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:25,892 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,893 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 08:37:25,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,894 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:25,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,894 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,895 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,895 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,895 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,896 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,896 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:25,896 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,896 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,896 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,896 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,896 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,897 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,897 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,897 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,898 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:25,898 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,898 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,898 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,905 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:25,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,905 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,905 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,905 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,909 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 08:37:25,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,910 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,910 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,910 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,910 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,910 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,911 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,911 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,911 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,912 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,912 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,912 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,913 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,914 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,914 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,914 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,914 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,915 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,915 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,926 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,927 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,927 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,927 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,927 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,927 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,927 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:25,928 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:25,928 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,934 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 08:37:25,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,935 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,935 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,935 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,935 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,936 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,936 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,937 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,937 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,938 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,938 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,938 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,938 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,939 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,939 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,942 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,942 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:25,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,942 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:25,943 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:25,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,944 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 08:37:25,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,945 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,945 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,945 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,945 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,945 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:25,945 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:25,946 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,947 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,947 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,948 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:25,948 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:25,948 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,950 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,950 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,950 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:25,951 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:25,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:25,956 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:25,956 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:25,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:25,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:25,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:25,956 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:25,957 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:25,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:25,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:25,988 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:37:25,989 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:37:25,989 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:37:25,989 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:37:25,989 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 08:37:25,989 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:25,989 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:37:25,989 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:37:25,989 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-08 08:37:25,989 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:37:25,989 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:37:25,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:25,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:26,079 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:37:26,079 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:26,082 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:26,082 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:26,084 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:26,084 INFO L448 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_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:26,108 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:26,108 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:26,111 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:26,111 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:26,128 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:26,129 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:26,131 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:26,131 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/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 [2018-12-08 08:37:26,156 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:26,156 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:26,158 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:26,158 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/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 [2018-12-08 08:37:26,174 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:26,174 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 23 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:26,200 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:37:26,201 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:26,209 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 08:37:26,209 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 24 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 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:26,225 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 08:37:26,226 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1803f9db-9d61-42f4-bb5d-9fe4503d8999/bin-2019/uautomizer/z3 Starting monitored process 25 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:26,253 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 08:37:26,253 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 08:37:38,327 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 08:37:38,333 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 08:37:38,334 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 08:37:38,334 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 08:37:38,334 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 08:37:38,334 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 08:37:38,334 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 08:37:38,334 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 08:37:38,334 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 08:37:38,334 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-08 08:37:38,334 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 08:37:38,335 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 08:37:38,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:38,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:38,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:38,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:38,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:38,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 08:37:38,427 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 08:37:38,428 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 08:37:38,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,428 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,428 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:38,429 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:38,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,429 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,430 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,430 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:38,430 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:38,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,431 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,431 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,431 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:38,431 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:38,431 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,432 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,432 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:38,433 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 08:37:38,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,433 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,434 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:38,434 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:38,434 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 08:37:38,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,439 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 08:37:38,440 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:38,440 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 08:37:38,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,446 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 08:37:38,446 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,446 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,447 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,447 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,447 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,448 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,448 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,449 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,449 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,450 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,450 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,450 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,451 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,452 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,452 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,452 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,453 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,453 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,453 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,454 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:38,454 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:38,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,458 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,459 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,460 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:38,460 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:38,466 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,466 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 08:37:38,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,467 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,467 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,467 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,467 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,467 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,467 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,468 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,468 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,468 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,469 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,469 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,469 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,469 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,469 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,469 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,470 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,471 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,472 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,472 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,472 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,473 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,474 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,474 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:38,475 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:38,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,479 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,479 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,481 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:38,481 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:38,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,490 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 08:37:38,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,491 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,492 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,492 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,493 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,493 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,493 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,493 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,494 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,495 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,495 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,496 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,496 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,496 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,496 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,497 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,497 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,497 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,498 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,498 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,499 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:38,499 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:38,504 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,504 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,504 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 08:37:38,505 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,505 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,505 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,506 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:38,506 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:38,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,517 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 08:37:38,517 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,518 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,518 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,518 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,518 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,518 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,519 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,519 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,520 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,520 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,520 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,520 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,520 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,521 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,522 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,522 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,523 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,523 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,523 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,523 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,524 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,524 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 08:37:38,524 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,525 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,525 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,525 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,526 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:38,526 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:38,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,535 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,535 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,535 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,535 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,535 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,535 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 08:37:38,537 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 08:37:38,537 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 08:37:38,563 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,563 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 08:37:38,563 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,563 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,564 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:38,564 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,564 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,564 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,564 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,564 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,565 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,566 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,566 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,566 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:38,566 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,566 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,567 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,567 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,568 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:38,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,569 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,569 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,570 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,571 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,571 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:38,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,571 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,572 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,573 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:38,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,573 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,574 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:38,575 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:38,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,587 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 08:37:38,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,587 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,589 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:38,589 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:38,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,628 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 08:37:38,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,628 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,629 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,630 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,631 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,631 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,632 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,632 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,633 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,634 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,634 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,634 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,635 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,635 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,636 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,636 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,636 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,636 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,636 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,636 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,637 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 08:37:38,637 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,638 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,638 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,639 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,640 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:38,640 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:38,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,677 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,677 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,677 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 08:37:38,680 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 08:37:38,680 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 08:37:38,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,739 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 08:37:38,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,740 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,740 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,741 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,741 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,743 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,743 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,743 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,744 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,744 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,746 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,746 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,747 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,749 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,749 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,749 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,749 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 08:37:38,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,751 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,751 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,751 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,752 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,752 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,753 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:38,753 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:38,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,762 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,762 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 08:37:38,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,763 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 08:37:38,764 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 08:37:38,764 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 08:37:38,784 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,784 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 08:37:38,785 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,785 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,785 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,785 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,785 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,786 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:38,786 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:38,786 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,789 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,789 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,790 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:38,790 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:38,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,792 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,792 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,793 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,793 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:38,794 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:38,794 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,797 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,797 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 08:37:38,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,797 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:38,798 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 08:37:38,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 08:37:38,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,800 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,800 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,801 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:38,802 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 08:37:38,802 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 08:37:38,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 08:37:38,873 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 08:37:38,873 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 08:37:38,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 08:37:38,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 08:37:38,873 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 08:37:38,875 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 08:37:38,875 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 08:37:38,897 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 08:37:38,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 08:37:38 BoogieIcfgContainer [2018-12-08 08:37:38,901 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 08:37:38,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 08:37:38,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 08:37:38,902 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 08:37:38,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:36:57" (3/4) ... [2018-12-08 08:37:38,905 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 08:37:38,905 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 08:37:38,905 INFO L168 Benchmark]: Toolchain (without parser) took 41358.95 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 297.8 MB). Free memory was 962.4 MB in the beginning and 1.3 GB in the end (delta: -294.1 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-12-08 08:37:38,906 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 08:37:38,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 117.00 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 08:37:38,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.75 ms. Allocated memory is still 1.0 GB. Free memory is still 951.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 08:37:38,907 INFO L168 Benchmark]: Boogie Preprocessor took 38.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -181.0 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-08 08:37:38,907 INFO L168 Benchmark]: RCFGBuilder took 110.11 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-08 08:37:38,908 INFO L168 Benchmark]: BuchiAutomizer took 41070.48 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 160.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -138.3 MB). Peak memory consumption was 402.6 MB. Max. memory is 11.5 GB. [2018-12-08 08:37:38,908 INFO L168 Benchmark]: Witness Printer took 3.19 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 08:37:38,910 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 117.00 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.75 ms. Allocated memory is still 1.0 GB. Free memory is still 951.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -181.0 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 110.11 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41070.48 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 160.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -138.3 MB). Peak memory consumption was 402.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.19 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 40.9s. 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: inital24 mio100 ax100 hnf100 lsp72 ukn100 mio100 lsp100 div429 bol100 ite100 ukn100 eq144 hnf47 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 26ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0;" "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...