./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim_false-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/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 64bit --witnessprinter.graph.data.programhash b46e33ca50e9f914cee262a77e37684667303674 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:44:51,937 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:44:51,938 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:44:51,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:44:51,947 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:44:51,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:44:51,948 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:44:51,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:44:51,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:44:51,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:44:51,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:44:51,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:44:51,954 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:44:51,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:44:51,956 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:44:51,957 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:44:51,957 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:44:51,959 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:44:51,960 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:44:51,962 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:44:51,963 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:44:51,964 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:44:51,966 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:44:51,966 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:44:51,966 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:44:51,967 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:44:51,967 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:44:51,968 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:44:51,969 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:44:51,970 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:44:51,970 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:44:51,971 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:44:51,971 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:44:51,971 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:44:51,972 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:44:51,972 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:44:51,972 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-18 13:44:51,984 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:44:51,984 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:44:51,985 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:44:51,985 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:44:51,986 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:44:51,986 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 13:44:51,986 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 13:44:51,986 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 13:44:51,986 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 13:44:51,986 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 13:44:51,987 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 13:44:51,987 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:44:51,988 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 13:44:51,988 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:44:51,988 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 13:44:51,988 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:44:51,988 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:44:51,988 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 13:44:51,988 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:44:51,988 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:44:51,989 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 13:44:51,989 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 13:44:51,989 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_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b46e33ca50e9f914cee262a77e37684667303674 [2018-11-18 13:44:52,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:44:52,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:44:52,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:44:52,031 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:44:52,032 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:44:52,032 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim_false-termination_true-no-overflow.c [2018-11-18 13:44:52,075 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/data/049b5adbb/cbf72aab5f5a478695e2ea46735468fe/FLAG5e96bd777 [2018-11-18 13:44:52,405 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:44:52,406 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/sv-benchmarks/c/termination-restricted-15/MirrorIntervSim_false-termination_true-no-overflow.c [2018-11-18 13:44:52,411 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/data/049b5adbb/cbf72aab5f5a478695e2ea46735468fe/FLAG5e96bd777 [2018-11-18 13:44:52,831 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/data/049b5adbb/cbf72aab5f5a478695e2ea46735468fe [2018-11-18 13:44:52,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:44:52,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:44:52,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:52,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:44:52,838 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:44:52,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:52,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6031922f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52, skipping insertion in model container [2018-11-18 13:44:52,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:52,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:44:52,862 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:44:52,964 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:52,966 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:44:52,976 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:52,985 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:44:52,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52 WrapperNode [2018-11-18 13:44:52,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:52,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:44:52,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:44:52,986 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:44:52,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:52,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:44:53,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:44:53,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:44:53,007 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:44:53,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... [2018-11-18 13:44:53,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:44:53,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:44:53,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:44:53,021 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:44:53,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:44:53,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:44:53,235 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:44:53,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:53 BoogieIcfgContainer [2018-11-18 13:44:53,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:44:53,237 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 13:44:53,237 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 13:44:53,239 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 13:44:53,240 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:44:53,240 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 01:44:52" (1/3) ... [2018-11-18 13:44:53,241 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@439cfd18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:44:53, skipping insertion in model container [2018-11-18 13:44:53,241 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:44:53,241 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:52" (2/3) ... [2018-11-18 13:44:53,242 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@439cfd18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:44:53, skipping insertion in model container [2018-11-18 13:44:53,242 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:44:53,242 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:53" (3/3) ... [2018-11-18 13:44:53,244 INFO L375 chiAutomizerObserver]: Analyzing ICFG MirrorIntervSim_false-termination_true-no-overflow.c [2018-11-18 13:44:53,296 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:44:53,297 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 13:44:53,297 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 13:44:53,297 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 13:44:53,297 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:44:53,297 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:44:53,298 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 13:44:53,298 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:44:53,298 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 13:44:53,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 13:44:53,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 13:44:53,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:44:53,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:44:53,330 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:44:53,331 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-18 13:44:53,331 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 13:44:53,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 13:44:53,332 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 13:44:53,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:44:53,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:44:53,332 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:44:53,332 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-18 13:44:53,337 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 12#L10-1true [2018-11-18 13:44:53,338 INFO L796 eck$LassoCheckResult]: Loop: 12#L10-1true assume true; 9#L9-1true assume !!(0 != main_~i~0); 4#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 12#L10-1true [2018-11-18 13:44:53,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:53,342 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 13:44:53,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:53,344 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:53,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:53,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:53,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:53,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:53,411 INFO L82 PathProgramCache]: Analyzing trace with hash 35957, now seen corresponding path program 1 times [2018-11-18 13:44:53,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:53,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:53,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:53,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:53,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:53,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:53,420 INFO L82 PathProgramCache]: Analyzing trace with hash 28694899, now seen corresponding path program 1 times [2018-11-18 13:44:53,420 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:53,420 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:53,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:53,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:53,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:53,486 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:53,486 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:53,486 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:53,487 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:53,487 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:44:53,487 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,487 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:53,487 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:53,487 INFO L131 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-18 13:44:53,487 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:53,488 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:53,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:53,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:53,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:53,615 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:53,616 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,619 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:53,619 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:53,642 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:53,642 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,646 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:53,646 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:53,663 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:53,663 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,673 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:53,673 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,698 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:44:53,698 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:53,738 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 13:44:53,739 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:53,739 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:53,739 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:53,739 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:53,739 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:44:53,739 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:53,739 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:53,740 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:53,740 INFO L131 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-18 13:44:53,740 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:53,740 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:53,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:53,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:53,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:53,794 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:53,797 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:44:53,798 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,799 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,800 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:53,804 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:53,804 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:44:53,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,814 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,814 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:53,816 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:53,816 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:44:53,824 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,824 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,825 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,825 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:53,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,826 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:53,826 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:53,827 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:53,827 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:53,835 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,835 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:44:53,836 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,837 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,838 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:53,840 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:53,840 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:53,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,845 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,846 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,846 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,846 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,846 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:53,848 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:53,849 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:53,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,856 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 [2018-11-18 13:44:53,857 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:53,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,857 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:53,858 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:53,859 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:53,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:53,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,870 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:44:53,870 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 [2018-11-18 13:44:53,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,872 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:53,874 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:53,874 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:53,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,881 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 [2018-11-18 13:44:53,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,882 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:53,884 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:53,885 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:53,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,894 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 [2018-11-18 13:44:53,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,895 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:53,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,895 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:53,895 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:53,896 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:53,896 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:53,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,906 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:44:53,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,907 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,907 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:53,910 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:53,910 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:53,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,916 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,916 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:53,918 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:53,918 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:53,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,927 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 [2018-11-18 13:44:53,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:53,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:53,928 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,928 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:53,928 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:53,930 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-18 13:44:53,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:53,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,940 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:44:53,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,941 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:53,941 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:53,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,941 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:53,944 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:53,944 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:53,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,951 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,952 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:53,952 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:53,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,952 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:53,954 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:53,954 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:53,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,961 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,962 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:53,962 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:53,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:53,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,963 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:53,963 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:53,964 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:53,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:53,977 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,977 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:44:53,978 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,978 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:53,979 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:53,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,979 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:53,982 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:53,982 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:53,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:53,989 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:53,990 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:53,990 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:53,990 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:53,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:53,991 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:53,993 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:53,993 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,003 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,003 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,004 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:54,004 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,004 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,004 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,006 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:54,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,022 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:44:54,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,023 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,023 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,024 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,027 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:54,027 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:54,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,037 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,037 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,040 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:54,040 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:54,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,050 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,051 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,051 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,051 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,052 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,052 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,054 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-18 13:44:54,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,070 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,070 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:44:54,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,071 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,071 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,072 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,073 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,073 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,080 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,080 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,080 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,080 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,082 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,082 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,086 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,087 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,087 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,088 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,088 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,088 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,088 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,088 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,089 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:54,089 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,098 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,098 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:44:54,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,099 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,099 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,100 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,101 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:44:54,102 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:44:54,107 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,108 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,108 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,108 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,109 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,111 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:44:54,111 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:44:54,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,118 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,119 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,119 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,121 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,150 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:54,151 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:54,151 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:54,151 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:54,151 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:44:54,151 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,151 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:54,151 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:54,151 INFO L131 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-18 13:44:54,152 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:54,152 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:54,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,275 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:54,276 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,287 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,287 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,317 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:54,317 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,326 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,326 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,330 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:54,330 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_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,348 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,348 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,365 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:54,366 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,368 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,368 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,371 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:54,371 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_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,388 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,388 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,407 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:44:54,407 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,432 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 13:44:54,433 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:54,433 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:54,433 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:54,433 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:54,433 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:44:54,433 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,433 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:54,433 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:54,434 INFO L131 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-18 13:44:54,434 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:54,434 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:54,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,492 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:54,493 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:44:54,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,494 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:54,495 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:54,495 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:44:54,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,496 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 [2018-11-18 13:44:54,497 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,501 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:54,501 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:44:54,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,503 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,503 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,503 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:54,504 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,505 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,506 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,507 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:54,507 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:54,508 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:44:54,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,510 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,510 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,510 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,511 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:54,511 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:44:54,511 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,512 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,512 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:44:54,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,513 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,514 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:54,514 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:54,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,515 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,516 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,516 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,516 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:54,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,517 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 [2018-11-18 13:44:54,518 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,518 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,518 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,518 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,519 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:54,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,521 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 [2018-11-18 13:44:54,522 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,522 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,523 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:54,523 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:54,526 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,526 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,526 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,527 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,527 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,527 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:54,527 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,528 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,528 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:44:54,528 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,529 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,529 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,529 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,530 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,530 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,533 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,533 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,533 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,534 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,534 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,534 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,534 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,535 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,535 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 [2018-11-18 13:44:54,535 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,536 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,536 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,536 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,536 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,537 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:54,537 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,541 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,541 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,542 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,542 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,545 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,546 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,546 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,546 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,546 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,546 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,547 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,547 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,547 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,548 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:44:54,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,548 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,549 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,550 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:54,550 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:54,552 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,553 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,553 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,554 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,554 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:54,554 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,555 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,556 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,556 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,556 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,556 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,557 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-18 13:44:54,557 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,562 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,562 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,563 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:54,564 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:54,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,567 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,568 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:54,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,568 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,569 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:54,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,570 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:44:54,570 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 [2018-11-18 13:44:54,570 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,571 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,571 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,572 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:54,572 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:54,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,575 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 [2018-11-18 13:44:54,576 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,576 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,576 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,576 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,577 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,577 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:54,577 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,578 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,579 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,579 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,579 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,579 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,579 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,580 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:54,580 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,586 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,587 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,587 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,588 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:54,588 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:54,592 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,592 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,593 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,593 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,593 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,593 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,593 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:54,594 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:54,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,594 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,595 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:44:54,595 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,595 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,595 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:54,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,596 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,597 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,597 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,601 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,601 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,601 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,602 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:54,602 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,602 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,603 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,603 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,604 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,605 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,605 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:54,605 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,605 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,605 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,607 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:54,607 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,613 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,613 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:54,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,614 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,615 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,615 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,621 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,621 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:54,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,622 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,622 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,624 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:44:54,624 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 [2018-11-18 13:44:54,624 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,624 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,625 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,627 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:54,627 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:54,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,631 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 [2018-11-18 13:44:54,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,632 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,632 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,633 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:54,634 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,635 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,635 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,635 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,635 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,636 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,636 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,636 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,638 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-18 13:44:54,638 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,649 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,650 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,652 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:54,652 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:54,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,658 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,658 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:54,659 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:54,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,660 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:44:54,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,661 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,661 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,662 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,663 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,663 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,666 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,667 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,667 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,668 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,670 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,670 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,671 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,671 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:54,672 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,678 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,678 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,679 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,679 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,679 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,679 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,680 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,680 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:54,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,685 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,685 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:54,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,685 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:54,686 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:54,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,687 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:44:54,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,688 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,688 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,689 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,690 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:44:54,690 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:44:54,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,695 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,695 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,695 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,696 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,697 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:54,697 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,699 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,699 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,700 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,700 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,700 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,700 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,700 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:54,701 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,702 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:54,702 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,716 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,717 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,718 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:44:54,719 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:44:54,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,723 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:54,724 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:54,724 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:54,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:54,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:54,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:54,724 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:54,725 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:54,725 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:54,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:54,728 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-18 13:44:54,728 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 12#L10-1true assume true; 9#L9-1true assume !!(0 != main_~i~0); 4#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 12#L10-1true [2018-11-18 13:44:54,728 INFO L796 eck$LassoCheckResult]: Loop: 12#L10-1true assume true; 9#L9-1true assume !!(0 != main_~i~0); 4#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 12#L10-1true [2018-11-18 13:44:54,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:54,728 INFO L82 PathProgramCache]: Analyzing trace with hash 28694899, now seen corresponding path program 2 times [2018-11-18 13:44:54,729 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:54,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:54,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:54,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:54,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:54,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:54,734 INFO L82 PathProgramCache]: Analyzing trace with hash 35957, now seen corresponding path program 2 times [2018-11-18 13:44:54,734 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:54,734 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:54,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:54,735 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:44:54,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:54,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:54,739 INFO L82 PathProgramCache]: Analyzing trace with hash 151250371, now seen corresponding path program 3 times [2018-11-18 13:44:54,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:54,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:54,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:54,740 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:44:54,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:44:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:44:54,781 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:44:54,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:44:54,835 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:54,835 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:54,835 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:54,836 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:54,836 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:44:54,836 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,836 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:54,836 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:54,836 INFO L131 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-18 13:44:54,836 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:54,836 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:54,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:54,879 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:54,879 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,892 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,892 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,922 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:54,922 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,927 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:54,927 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/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 [2018-11-18 13:44:54,963 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:44:54,963 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:54,994 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 13:44:54,995 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:54,996 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:54,996 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:54,996 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:54,996 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:44:54,996 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:54,996 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:54,996 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:54,996 INFO L131 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-18 13:44:54,996 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:54,996 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:54,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:55,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:55,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:55,052 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:55,052 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:44:55,052 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,053 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,053 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,053 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,053 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:55,054 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:55,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,057 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,057 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,064 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,064 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:55,065 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:55,065 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:44:55,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,068 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:55,069 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:55,069 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:44:55,074 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,074 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:44:55,074 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,075 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,075 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,075 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,075 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,075 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:55,076 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:55,076 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,078 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,079 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,079 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:55,080 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:55,080 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:55,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,083 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,084 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:55,085 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:55,085 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:55,086 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,086 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:44:55,087 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,087 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,087 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,087 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,088 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,088 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:55,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,091 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,092 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,092 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,093 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,093 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,094 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,094 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:55,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,097 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,098 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,099 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,099 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:55,101 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,101 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:44:55,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,102 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,102 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,102 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,103 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,103 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:55,103 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-18 13:44:55,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,107 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,107 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,108 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,108 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,108 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,108 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:55,109 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:55,109 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:55,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,113 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,114 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:55,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,114 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:55,115 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:55,115 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:55,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,118 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:44:55,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,119 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:55,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,119 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,119 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:55,120 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:55,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,126 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,127 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:55,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,127 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:55,128 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:55,128 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:55,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,132 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,132 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:55,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,133 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:55,134 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:44:55,134 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:44:55,136 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,137 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:44:55,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,137 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,138 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:55,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,138 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,138 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,140 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:55,140 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,147 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,148 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,148 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:55,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,148 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,149 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,150 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,150 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:55,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,155 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,156 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:55,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,156 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,157 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,158 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:55,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,161 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:44:55,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,162 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,162 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:55,162 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,163 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,163 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:55,167 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-18 13:44:55,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,179 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,180 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,180 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:55,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,181 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:55,183 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:55,183 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:55,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,189 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 [2018-11-18 13:44:55,190 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,190 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:55,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,191 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:55,193 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:44:55,193 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:44:55,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,197 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:44:55,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,198 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,198 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:55,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,199 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,199 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,200 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:44:55,200 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,261 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,261 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:55,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,261 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,263 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,263 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:55,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,271 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,271 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:55,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,272 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:55,273 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,273 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:44:55,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,276 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:44:55,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,276 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,277 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:55,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:55,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,277 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 13:44:55,277 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:55,279 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:44:55,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:55,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:44:55,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,290 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:55,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,291 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:55,292 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:44:55,293 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:44:55,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,298 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 [2018-11-18 13:44:55,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:55,299 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:55,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:55,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:55,299 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:55,301 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:44:55,301 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:44:55,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:55,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:44:55,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:44:55,324 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 3 states. [2018-11-18 13:44:55,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:44:55,373 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2018-11-18 13:44:55,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:44:55,375 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2018-11-18 13:44:55,376 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 13:44:55,380 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 7 states and 9 transitions. [2018-11-18 13:44:55,381 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2018-11-18 13:44:55,381 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2018-11-18 13:44:55,382 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. [2018-11-18 13:44:55,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 13:44:55,382 INFO L705 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2018-11-18 13:44:55,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. [2018-11-18 13:44:55,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-11-18 13:44:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-18 13:44:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2018-11-18 13:44:55,412 INFO L728 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2018-11-18 13:44:55,412 INFO L608 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2018-11-18 13:44:55,412 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 13:44:55,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 9 transitions. [2018-11-18 13:44:55,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 13:44:55,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:44:55,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:44:55,414 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:44:55,414 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-18 13:44:55,414 INFO L794 eck$LassoCheckResult]: Stem: 46#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 42#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 43#L10-1 [2018-11-18 13:44:55,414 INFO L796 eck$LassoCheckResult]: Loop: 43#L10-1 assume true; 48#L9-1 assume !!(0 != main_~i~0); 44#L10 assume -5 <= main_~i~0 && main_~i~0 <= 35; 45#L11 assume main_~i~0 < 0;main_~i~0 := -5; 43#L10-1 [2018-11-18 13:44:55,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:55,414 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2018-11-18 13:44:55,414 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:55,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:55,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:55,415 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:44:55,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:55,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:55,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1114282, now seen corresponding path program 1 times [2018-11-18 13:44:55,418 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:55,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:55,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:55,419 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:44:55,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:55,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:55,422 INFO L82 PathProgramCache]: Analyzing trace with hash 889541484, now seen corresponding path program 1 times [2018-11-18 13:44:55,422 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:55,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:55,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:55,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:55,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:55,527 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2018-11-18 13:44:55,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 01:44:55 BoogieIcfgContainer [2018-11-18 13:44:55,565 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 13:44:55,565 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:44:55,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:44:55,565 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:44:55,566 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:53" (3/4) ... [2018-11-18 13:44:55,569 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-18 13:44:55,603 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_06ab6f6c-4291-45c9-96ae-34a1772e9d3c/bin-2019/uautomizer/witness.graphml [2018-11-18 13:44:55,603 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:44:55,604 INFO L168 Benchmark]: Toolchain (without parser) took 2770.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.7 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -256.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:55,604 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:44:55,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 150.97 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:55,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.48 ms. Allocated memory is still 1.0 GB. Free memory was 941.9 MB in the beginning and 939.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:55,605 INFO L168 Benchmark]: Boogie Preprocessor took 14.10 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:44:55,606 INFO L168 Benchmark]: RCFGBuilder took 215.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:55,606 INFO L168 Benchmark]: BuchiAutomizer took 2328.37 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 125.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -93.7 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:55,606 INFO L168 Benchmark]: Witness Printer took 37.74 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:55,609 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 150.97 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 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 20.48 ms. Allocated memory is still 1.0 GB. Free memory was 941.9 MB in the beginning and 939.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.10 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 215.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2328.37 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 125.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -93.7 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Witness Printer took 37.74 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 15 SDtfs, 3 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 8ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52982555=0, \result=0, i=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = __VERIFIER_nondet_int() Loop: [L9] COND TRUE i != 0 [L10] COND TRUE -5 <= i && i <= 35 [L11] COND TRUE i < 0 [L12] i = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...