./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2577bafced442fc9d7239226a9a4234883426ad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 12:52:41,224 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:52:41,225 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:52:41,231 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:52:41,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:52:41,232 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:52:41,233 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:52:41,234 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:52:41,235 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:52:41,235 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:52:41,236 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:52:41,236 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:52:41,236 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:52:41,237 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:52:41,238 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:52:41,238 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:52:41,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:52:41,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:52:41,240 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:52:41,241 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:52:41,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:52:41,242 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:52:41,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:52:41,244 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:52:41,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:52:41,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:52:41,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:52:41,245 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:52:41,246 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:52:41,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:52:41,247 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:52:41,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:52:41,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:52:41,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:52:41,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:52:41,248 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:52:41,248 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-08 12:52:41,256 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:52:41,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:52:41,258 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:52:41,258 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:52:41,258 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 12:52:41,258 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 12:52:41,258 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 12:52:41,258 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 12:52:41,258 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 12:52:41,258 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 12:52:41,259 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:52:41,259 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:52:41,260 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 12:52:41,261 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:52:41,261 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 12:52:41,261 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 12:52:41,261 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:52:41,261 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 12:52:41,261 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 12:52:41,262 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 12:52:41,262 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_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2577bafced442fc9d7239226a9a4234883426ad [2018-12-08 12:52:41,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:52:41,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:52:41,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:52:41,293 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:52:41,293 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:52:41,294 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-12-08 12:52:41,335 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/data/614f27a41/34f734c5721c41de91d7d874cdd4d51c/FLAG3ad9355a8 [2018-12-08 12:52:41,733 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:52:41,733 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-12-08 12:52:41,736 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/data/614f27a41/34f734c5721c41de91d7d874cdd4d51c/FLAG3ad9355a8 [2018-12-08 12:52:41,744 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/data/614f27a41/34f734c5721c41de91d7d874cdd4d51c [2018-12-08 12:52:41,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:52:41,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:52:41,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:52:41,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:52:41,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:52:41,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e0d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41, skipping insertion in model container [2018-12-08 12:52:41,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:52:41,768 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:52:41,850 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:52:41,852 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:52:41,860 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:52:41,868 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:52:41,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41 WrapperNode [2018-12-08 12:52:41,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:52:41,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:52:41,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:52:41,869 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:52:41,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:52:41,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:52:41,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:52:41,894 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:52:41,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... [2018-12-08 12:52:41,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:52:41,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:52:41,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:52:41,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:52:41,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:52:41,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:52:42,050 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:52:42,050 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 12:52:42,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:52:42 BoogieIcfgContainer [2018-12-08 12:52:42,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:52:42,051 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 12:52:42,051 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 12:52:42,053 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 12:52:42,054 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 12:52:42,054 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 12:52:41" (1/3) ... [2018-12-08 12:52:42,055 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b9f0c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 12:52:42, skipping insertion in model container [2018-12-08 12:52:42,055 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 12:52:42,055 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:52:41" (2/3) ... [2018-12-08 12:52:42,055 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b9f0c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 12:52:42, skipping insertion in model container [2018-12-08 12:52:42,056 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 12:52:42,056 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:52:42" (3/3) ... [2018-12-08 12:52:42,057 INFO L375 chiAutomizerObserver]: Analyzing ICFG multivar_true-unreach-call1_true-termination.i [2018-12-08 12:52:42,092 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 12:52:42,093 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 12:52:42,093 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 12:52:42,093 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 12:52:42,093 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 12:52:42,093 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 12:52:42,093 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 12:52:42,093 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 12:52:42,093 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 12:52:42,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 12:52:42,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 12:52:42,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 12:52:42,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 12:52:42,119 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 12:52:42,119 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 12:52:42,119 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 12:52:42,119 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 12:52:42,120 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 12:52:42,120 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 12:52:42,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 12:52:42,120 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 12:52:42,120 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 12:52:42,125 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true [2018-12-08 12:52:42,125 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-12-08 12:52:42,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:52:42,129 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-08 12:52:42,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:52:42,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:52:42,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:52:42,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:52:42,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:52:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:52:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:52:42,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:52:42,185 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-08 12:52:42,185 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:52:42,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:52:42,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:52:42,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:52:42,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:52:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:52:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:52:42,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:52:42,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-08 12:52:42,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:52:42,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:52:42,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:52:42,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:52:42,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:52:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:52:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:52:42,255 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:52:42,256 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:52:42,256 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:52:42,256 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:52:42,256 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:52:42,256 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:42,256 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:52:42,256 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:52:42,256 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 12:52:42,256 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:52:42,257 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:52:42,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:42,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:42,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:42,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:42,353 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:52:42,354 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:42,357 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:52:42,357 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:42,375 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:52:42,375 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:52:48,100 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 12:52:48,104 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:52:48,104 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:52:48,104 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:52:48,104 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:52:48,104 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:52:48,104 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:48,104 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:52:48,104 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:52:48,105 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 12:52:48,105 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:52:48,105 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:52:48,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,155 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:52:48,158 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:52:48,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,160 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,161 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:52:48,162 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:52:48,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,168 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,169 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,169 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,169 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,169 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:52:48,170 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:52:48,170 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,173 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,173 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,173 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:52:48,174 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:52:48,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,175 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,175 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:52:48,176 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:52:48,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,177 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:52:48,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,178 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,185 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,185 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,185 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,189 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,189 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,190 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,191 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,191 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,192 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,192 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,192 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,193 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,193 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:52:48,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,194 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,194 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,194 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,201 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,201 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,202 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,202 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,206 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,207 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,207 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,211 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:52:48,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,212 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,213 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,213 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,221 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,221 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,221 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,222 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,222 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,226 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,226 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,227 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:52:48,228 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,229 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,229 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,230 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:52:48,230 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,231 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,231 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,231 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,232 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,233 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,248 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,249 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,257 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,257 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,257 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,258 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,259 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 [2018-12-08 12:52:48,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,259 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,260 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:52:48,260 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:52:48,260 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,261 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:52:48,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,262 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,263 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:52:48,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,263 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,264 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,283 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,283 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:52:48,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,283 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,284 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,295 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:52:48,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,296 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,296 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,298 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:52:48,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,299 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,301 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:52:48,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,302 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,302 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,302 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,304 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,328 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,328 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,328 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,329 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,343 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,344 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,344 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,344 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,344 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,345 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,345 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,347 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,347 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,347 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:52:48,348 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:52:48,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,349 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:52:48,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,350 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,350 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,350 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,351 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,356 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,356 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,356 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,356 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,356 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,356 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,357 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,357 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,360 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,360 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,361 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,363 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:52:48,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,363 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:52:48,364 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:52:48,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,365 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:52:48,365 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,366 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,366 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:52:48,367 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:52:48,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,374 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,375 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,375 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:52:48,375 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:52:48,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,381 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,381 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,382 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,382 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:52:48,383 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:52:48,383 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,385 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:52:48,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:52:48,386 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:52:48,386 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:52:48,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:52:48,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:52:48,386 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:52:48,386 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:52:48,387 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:52:48,389 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:52:48,396 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:52:48,396 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:52:48,397 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:52:48,397 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:52:48,397 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:52:48,397 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:48,397 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:52:48,397 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:52:48,397 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 12:52:48,397 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:52:48,397 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:52:48,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:52:48,479 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:52:48,479 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:48,481 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:52:48,481 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:52:48,486 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:52:48,486 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_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:48,510 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:52:48,510 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:52:48,512 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:52:48,512 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_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:48,528 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:52:48,528 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:52:48,546 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:52:48,546 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:02,629 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 12:53:02,638 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:53:02,638 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:53:02,638 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:53:02,639 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:53:02,639 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:53:02,639 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:02,639 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:53:02,639 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:53:02,639 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 12:53:02,639 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:53:02,639 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:53:02,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,701 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:53:02,702 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:53:02,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,702 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,702 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,703 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:02,703 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:02,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,703 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,704 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,704 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,704 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:02,705 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:02,705 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,705 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,706 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,706 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,706 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:02,706 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:02,706 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,707 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,707 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:02,708 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:02,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,709 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,709 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:02,710 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:02,710 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 12:53:02,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,715 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:53:02,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,716 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,716 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,716 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,717 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,718 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,718 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,719 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,719 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,719 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,721 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,721 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,722 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,722 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,723 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:53:02,724 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:53:02,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,729 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:53:02,730 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,730 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,730 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,730 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,731 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,731 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,732 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,732 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,733 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,733 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,733 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,734 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,734 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,734 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,734 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,735 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,735 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,735 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,736 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,737 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,738 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:53:02,738 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:53:02,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,745 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:53:02,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,746 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,747 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,747 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,748 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,748 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,749 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,749 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,750 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,751 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,751 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,751 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,751 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,752 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,752 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:02,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,753 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,754 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:53:02,754 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:53:02,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,762 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:53:02,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,762 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,763 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,763 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,763 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,764 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,764 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,764 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,764 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,765 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,765 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,765 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,766 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,766 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,766 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,766 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,766 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,767 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,767 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,767 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,768 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,768 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:02,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,769 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,769 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,769 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,769 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,769 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:02,771 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:53:02,771 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:53:02,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,786 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:53:02,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,786 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,787 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:02,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,787 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,787 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,789 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,789 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:02,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,789 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,790 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,791 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,791 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:02,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,792 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,792 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,793 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,793 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:02,794 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,794 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,794 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,794 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,796 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,796 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:02,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,796 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,798 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:53:02,798 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:53:02,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,830 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:53:02,831 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,831 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,831 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,831 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,832 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,832 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,833 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,833 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,833 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,833 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,833 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,833 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,834 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,834 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,834 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,835 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,835 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,835 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,835 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,836 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,836 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,836 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,836 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,836 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,837 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,838 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,838 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,838 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,839 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:02,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,840 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,840 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:02,843 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:53:02,843 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:53:02,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,882 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:53:02,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,883 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,883 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,883 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,883 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,883 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,883 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,884 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,884 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,885 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,885 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,885 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,885 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,885 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,886 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,886 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,886 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,887 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,887 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,887 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,887 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,888 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,888 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,888 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,889 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,890 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,890 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,890 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,890 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,890 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,890 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,890 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:02,890 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,892 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,892 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:02,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,892 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:02,893 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:53:02,893 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:53:02,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,903 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:53:02,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,904 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,904 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,904 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,904 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:02,905 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:02,905 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,906 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 [2018-12-08 12:53:02,906 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,906 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,907 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:02,907 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:02,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,909 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,909 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:02,910 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:02,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,911 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:02,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,912 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,912 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:02,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,912 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:02,913 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:02,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:02,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,915 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 [2018-12-08 12:53:02,915 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:02,915 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:02,915 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:02,915 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:02,915 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:02,917 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 12:53:02,917 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 12:53:02,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:02,943 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-08 12:53:02,943 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-12-08 12:53:02,943 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-12-08 12:53:02,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:53:02,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-08 12:53:02,943 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:53:02,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:53:02,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:53:02,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:53:02,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:53:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:53:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:53:02,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:53:02,949 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-08 12:53:02,949 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:53:02,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:53:02,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:53:02,950 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 12:53:02,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:53:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:53:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:53:02,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:53:02,953 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-08 12:53:02,953 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:53:02,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:53:02,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:53:02,953 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 12:53:02,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:53:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:53:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:53:02,975 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:53:02,975 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:53:02,975 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:53:02,975 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:53:02,975 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:53:02,975 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:02,975 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:53:02,975 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:53:02,976 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 12:53:02,976 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:53:02,976 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:53:02,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:02,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:03,030 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:53:03,030 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:03,068 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:03,068 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:03,071 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:53:03,071 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:03,096 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:03,096 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:03,098 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:53:03,099 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:03,114 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:03,114 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:03,142 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:53:03,142 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:15,189 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 12:53:15,194 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:53:15,194 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:53:15,195 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:53:15,195 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:53:15,195 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:53:15,195 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,195 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:53:15,195 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:53:15,195 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 12:53:15,195 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:53:15,195 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:53:15,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,238 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:53:15,238 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:53:15,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,240 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:15,240 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:15,240 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,241 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,242 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:15,242 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:15,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,243 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,243 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,243 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:15,244 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:15,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,246 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,246 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:15,246 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:15,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,247 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:53:15,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,249 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,249 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,249 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,250 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,250 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,250 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,251 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,251 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,252 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,254 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,254 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,254 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,255 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,255 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,256 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:53:15,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,257 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,257 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,257 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,259 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,259 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,261 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,261 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,263 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,264 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,264 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,264 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,265 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,266 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:53:15,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,267 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,267 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,269 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,269 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,271 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,271 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:15,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,275 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,275 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,275 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,277 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:53:15,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,278 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,278 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,278 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,279 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,280 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,280 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,280 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,280 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,280 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,282 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,282 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,282 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,282 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,282 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,288 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,288 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,288 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,288 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:15,289 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:15,289 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,292 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:53:15,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,293 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:15,293 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,293 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,293 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,293 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,294 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,295 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:15,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,296 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,296 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,297 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,298 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:15,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,298 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,299 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,309 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:15,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,310 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,310 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,310 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,316 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:53:15,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,316 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,317 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,317 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,318 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,318 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,319 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,319 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,319 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,319 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,320 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,320 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,320 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,322 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,322 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,323 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,341 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,342 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,342 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:15,343 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:15,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,352 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:53:15,352 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,352 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,352 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,353 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,353 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,353 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,355 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,355 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,356 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,357 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,357 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,357 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,358 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,358 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,358 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,358 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,358 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,358 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,359 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,363 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:15,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,363 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:15,363 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:15,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,365 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:53:15,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,366 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,367 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:15,367 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:15,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,370 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,370 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,370 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:15,371 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:15,371 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,373 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,373 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,374 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:15,374 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:15,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:15,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:15,383 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:15,383 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:15,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:15,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:15,383 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:15,384 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:15,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:15,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:15,404 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:53:15,404 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:53:15,404 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:53:15,404 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:53:15,405 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:53:15,405 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,405 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:53:15,405 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:53:15,405 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 12:53:15,405 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:53:15,405 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:53:15,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:15,486 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:53:15,486 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,488 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:15,488 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:15,491 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:53:15,491 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_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,515 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:15,515 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:15,519 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:53:15,519 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,543 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:15,543 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:15,546 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:53:15,546 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_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,570 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:15,570 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:15,572 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:53:15,572 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,588 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:53:15,588 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_372efc1c-ac55-41b3-bb96-551cf4dcada2/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:15,615 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:53:15,615 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:53:31,110 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 12:53:31,119 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:53:31,119 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:53:31,119 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:53:31,120 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:53:31,120 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:53:31,120 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:53:31,120 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:53:31,120 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:53:31,120 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 12:53:31,120 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:53:31,120 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:53:31,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:31,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:31,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:31,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:31,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:53:31,201 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:53:31,201 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:53:31,201 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,202 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,202 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:31,202 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:31,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,203 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:31,203 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:31,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,204 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,204 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:31,205 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:31,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,206 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:31,206 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:53:31,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,207 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:53:31,207 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:31,207 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 12:53:31,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,211 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:53:31,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,212 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,212 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,213 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,213 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,215 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,215 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,215 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,216 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,216 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,216 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,217 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,218 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:53:31,218 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:53:31,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,222 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:53:31,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,223 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,223 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,224 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,224 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,224 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,225 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,225 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,226 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,226 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,227 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,227 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,228 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,229 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:53:31,229 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:53:31,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,234 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:53:31,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,235 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,235 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,236 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,236 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,236 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,236 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,237 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,237 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,237 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,238 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,238 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,239 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,239 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:53:31,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,240 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,241 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:53:31,241 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:53:31,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,248 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:53:31,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,248 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,249 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,249 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,249 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,250 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,250 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,250 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,250 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,250 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,251 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,251 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,251 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,251 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,252 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,252 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,252 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,252 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,253 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:53:31,253 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,253 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,253 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,253 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:53:31,254 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:53:31,254 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:53:31,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,265 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:53:31,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,265 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,265 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:31,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,266 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,266 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,267 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,267 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,267 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:31,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,267 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,268 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,268 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:31,268 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,269 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,270 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,270 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:31,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,270 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,270 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,271 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 [2018-12-08 12:53:31,271 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,271 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:53:31,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,272 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,273 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:53:31,273 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:53:31,293 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,293 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:53:31,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,294 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,294 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,294 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,294 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,294 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,294 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,294 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,294 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,295 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,296 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,297 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,297 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,297 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,298 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,299 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,299 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:53:31,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,300 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,300 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,300 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:53:31,302 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:53:31,302 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:53:31,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,346 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:53:31,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,346 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,346 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,346 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,346 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,346 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,347 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,347 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,348 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,348 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,348 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,348 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,348 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,349 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,349 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,349 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,350 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,350 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,350 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,351 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,351 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,351 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,351 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,351 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:53:31,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,352 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,352 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,352 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:53:31,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,353 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:53:31,354 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:53:31,354 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:53:31,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,365 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:53:31,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,366 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,366 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:31,366 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:31,366 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,368 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,368 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:31,368 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:31,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,370 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,370 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,370 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,370 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:31,370 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:31,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,371 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,372 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:53:31,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,372 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:31,373 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:53:31,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:53:31,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,374 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:53:31,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:53:31,374 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:53:31,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:53:31,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:53:31,374 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:53:31,375 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 12:53:31,376 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 12:53:31,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:53:31,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 12:53:31 BoogieIcfgContainer [2018-12-08 12:53:31,400 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 12:53:31,400 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:53:31,400 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:53:31,400 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:53:31,401 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:52:42" (3/4) ... [2018-12-08 12:53:31,403 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 12:53:31,403 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:53:31,404 INFO L168 Benchmark]: Toolchain (without parser) took 49657.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 218.6 MB). Free memory was 962.4 MB in the beginning and 913.5 MB in the end (delta: 48.9 MB). Peak memory consumption was 267.6 MB. Max. memory is 11.5 GB. [2018-12-08 12:53:31,405 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:53:31,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 121.55 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:53:31,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:53:31,405 INFO L168 Benchmark]: Boogie Preprocessor took 14.70 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 945.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:53:31,406 INFO L168 Benchmark]: RCFGBuilder took 141.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -165.0 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-08 12:53:31,406 INFO L168 Benchmark]: BuchiAutomizer took 49348.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 88.1 MB). Free memory was 1.1 GB in the beginning and 913.5 MB in the end (delta: 196.7 MB). Peak memory consumption was 340.3 MB. Max. memory is 11.5 GB. [2018-12-08 12:53:31,406 INFO L168 Benchmark]: Witness Printer took 3.13 ms. Allocated memory is still 1.2 GB. Free memory is still 913.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:53:31,408 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 121.55 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.70 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 945.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 141.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -165.0 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 49348.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 88.1 MB). Free memory was 1.1 GB in the beginning and 913.5 MB in the end (delta: 196.7 MB). Peak memory consumption was 340.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.13 ms. Allocated memory is still 1.2 GB. Free memory is still 913.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 49.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 49.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital22 mio100 ax100 hnf100 lsp85 ukn100 mio100 lsp100 div410 bol100 ite100 ukn100 eq145 hnf48 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 22ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 27.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0;" "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...