./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 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/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 0.1.23-0cd3be1 [2018-11-28 12:49:19,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:49:19,269 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:49:19,277 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:49:19,277 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:49:19,278 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:49:19,278 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:49:19,279 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:49:19,281 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:49:19,281 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:49:19,282 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:49:19,282 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:49:19,283 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:49:19,284 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:49:19,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:49:19,285 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:49:19,286 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:49:19,287 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:49:19,288 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:49:19,289 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:49:19,290 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:49:19,291 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:49:19,293 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:49:19,293 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:49:19,293 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:49:19,293 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:49:19,294 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:49:19,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:49:19,295 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:49:19,296 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:49:19,296 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:49:19,297 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:49:19,297 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:49:19,297 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:49:19,297 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:49:19,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:49:19,298 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:49:19,309 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:49:19,309 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:49:19,310 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:49:19,310 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:49:19,310 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:49:19,311 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:49:19,311 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:49:19,311 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:49:19,311 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:49:19,311 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:49:19,311 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:49:19,311 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:49:19,311 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:49:19,312 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:49:19,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:49:19,313 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:49:19,313 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:49:19,314 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:49:19,314 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_aa3a47d8-1410-4087-ac59-b587985954a8/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 [2018-11-28 12:49:19,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:49:19,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:49:19,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:49:19,349 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:49:19,349 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:49:19,350 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-11-28 12:49:19,399 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/data/ff6645dbc/b52960ec2fb148eea09808905880a7ae/FLAGa4d69cfe8 [2018-11-28 12:49:19,735 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:49:19,735 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-11-28 12:49:19,739 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/data/ff6645dbc/b52960ec2fb148eea09808905880a7ae/FLAGa4d69cfe8 [2018-11-28 12:49:19,749 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/data/ff6645dbc/b52960ec2fb148eea09808905880a7ae [2018-11-28 12:49:19,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:49:19,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:49:19,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:49:19,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:49:19,755 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:49:19,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee3dc7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19, skipping insertion in model container [2018-11-28 12:49:19,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:49:19,772 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:49:19,868 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:49:19,871 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:49:19,881 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:49:19,889 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:49:19,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19 WrapperNode [2018-11-28 12:49:19,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:49:19,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:49:19,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:49:19,890 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:49:19,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:49:19,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:49:19,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:49:19,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:49:19,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... [2018-11-28 12:49:19,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:49:19,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:49:19,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:49:19,923 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:49:19,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:49:19,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:49:20,069 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:49:20,070 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:49:20,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:49:20 BoogieIcfgContainer [2018-11-28 12:49:20,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:49:20,070 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:49:20,071 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:49:20,073 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:49:20,074 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:49:20,074 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:49:19" (1/3) ... [2018-11-28 12:49:20,075 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f70ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:49:20, skipping insertion in model container [2018-11-28 12:49:20,075 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:49:20,075 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:19" (2/3) ... [2018-11-28 12:49:20,076 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f70ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:49:20, skipping insertion in model container [2018-11-28 12:49:20,076 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:49:20,076 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:49:20" (3/3) ... [2018-11-28 12:49:20,077 INFO L375 chiAutomizerObserver]: Analyzing ICFG multivar_true-unreach-call1_true-termination.i [2018-11-28 12:49:20,109 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:49:20,110 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:49:20,110 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:49:20,110 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:49:20,110 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:49:20,110 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:49:20,110 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:49:20,110 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:49:20,111 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:49:20,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:49:20,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:49:20,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:49:20,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:49:20,135 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:49:20,136 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:49:20,136 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:49:20,136 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:49:20,137 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:49:20,137 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:49:20,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:49:20,137 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:49:20,137 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:49:20,143 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true [2018-11-28 12:49:20,144 INFO L796 eck$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 [2018-11-28 12:49:20,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:20,149 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:49:20,150 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:20,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:20,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:20,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:20,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:20,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:20,201 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:49:20,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:20,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:20,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:20,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:20,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:20,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:20,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:49:20,212 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:20,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:20,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:20,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:20,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:20,271 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:20,272 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:20,273 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:20,273 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:20,273 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:49:20,273 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:20,273 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:20,273 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:20,273 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:49:20,273 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:20,274 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:20,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:20,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:20,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:20,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:20,431 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:20,431 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:20,450 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:20,450 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:20,477 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:49:20,477 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:26,323 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:49:26,327 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:26,327 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:26,327 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:26,327 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:26,327 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:49:26,327 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:26,327 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:26,327 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:26,327 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:49:26,328 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:26,328 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:26,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,387 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:26,390 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:49:26,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,392 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,393 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:26,394 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:26,394 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,404 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:26,405 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:26,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,409 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,410 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:26,411 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:26,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,414 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:26,414 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:26,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,415 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:49:26,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,416 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,416 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,416 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,417 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,426 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,426 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,426 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,427 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,427 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,427 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,428 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,433 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,433 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,434 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,435 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,435 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,436 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,436 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,437 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,438 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:49:26,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,440 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,449 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,450 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,451 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,451 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,455 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,455 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,455 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,455 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,456 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,456 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,456 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,457 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,457 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,457 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,458 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,458 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,459 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,459 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:49:26,459 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,459 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,460 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,461 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,461 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,471 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,472 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,478 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,478 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,479 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,481 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:26,481 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,481 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,481 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,482 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,482 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,482 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,483 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:49:26,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,484 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,485 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,486 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,507 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,507 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,507 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,507 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,508 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,517 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,517 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,518 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,518 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,520 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,520 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,521 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:26,522 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:26,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,523 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:49:26,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,524 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,524 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:26,524 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,524 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,525 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,527 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,527 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,549 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,549 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:26,549 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,550 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,551 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,563 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,564 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,565 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:26,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,565 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,566 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,566 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,569 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,569 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,570 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:26,570 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,570 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,570 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,570 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,571 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,572 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:49:26,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,573 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,574 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,576 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,606 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,606 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,607 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,608 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,629 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,630 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,631 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,632 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,634 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,634 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,634 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,634 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:26,635 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:26,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,636 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:49:26,637 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,637 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,637 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,637 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,638 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,638 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,638 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,645 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,645 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,645 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,646 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,646 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,651 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,651 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,651 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,652 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,654 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,654 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:26,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,655 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:26,655 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:26,655 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,657 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:49:26,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,658 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,658 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:26,659 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:26,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,670 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,670 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,671 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,671 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,671 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:26,672 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:26,672 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,679 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,680 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,680 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,680 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,680 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:26,681 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:26,681 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:26,685 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:26,685 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:26,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:26,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:26,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:26,685 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:26,686 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:26,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:26,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:26,719 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:26,719 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:26,720 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:26,720 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:26,720 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:49:26,720 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:26,720 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:26,720 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:26,720 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:49:26,720 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:26,720 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:26,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:26,892 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:26,892 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:26,902 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:26,902 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:26,907 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:26,908 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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:26,939 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:26,939 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:26,942 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:26,942 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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:26,968 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:26,968 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:26,999 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:49:26,999 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:41,182 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:49:41,190 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:41,190 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:41,190 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:41,190 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:41,190 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:49:41,190 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:41,190 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:41,191 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:41,191 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:49:41,191 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:41,191 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:41,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,301 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:41,301 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:49:41,301 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 [2018-11-28 12:49:41,302 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,302 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:41,303 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:41,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,304 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:41,305 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:41,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,306 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,306 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:41,307 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:41,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,308 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,308 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,309 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:41,309 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:41,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,310 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,310 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:41,312 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:41,312 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:49:41,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,318 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:49:41,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,318 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,319 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,319 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,319 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,319 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,320 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,321 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,321 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,321 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,321 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 [2018-11-28 12:49:41,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,322 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,323 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,324 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,324 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,324 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,324 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,324 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,326 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,327 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:49:41,327 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:49:41,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,335 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:49:41,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,336 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,336 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,337 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,337 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,338 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,338 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,339 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,339 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,340 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,340 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,341 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,341 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,341 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,342 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,343 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,343 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,343 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,343 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,344 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,345 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,345 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,347 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:49:41,347 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:49:41,357 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,358 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:49:41,358 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,359 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,359 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,359 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,360 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,360 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,360 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 [2018-11-28 12:49:41,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,361 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,362 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,366 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 [2018-11-28 12:49:41,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,367 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,367 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,368 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 [2018-11-28 12:49:41,369 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,369 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,369 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,369 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,369 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,370 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 [2018-11-28 12:49:41,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:41,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,371 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,374 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:49:41,374 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:49:41,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,385 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:49:41,386 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,386 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,386 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,387 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,387 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,387 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,389 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,389 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,389 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,390 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,390 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,391 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,391 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,391 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,392 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,392 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,393 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,394 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,394 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,394 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:41,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,396 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,396 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,396 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,396 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:41,398 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:49:41,399 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:49:41,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,422 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:49:41,422 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,424 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,425 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:41,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,425 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,426 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,428 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:41,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,429 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,429 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,431 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,431 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:41,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,432 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,432 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,435 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:41,435 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,435 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,436 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,436 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,438 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:41,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,441 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:49:41,442 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:49:41,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,490 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:49:41,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,490 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,490 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,491 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,492 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,493 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,494 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,494 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,494 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,495 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,496 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,497 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,498 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,499 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,499 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,500 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,500 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,501 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:41,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,503 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,503 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:41,507 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:49:41,507 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:49:41,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,570 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:49:41,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,571 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,571 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,572 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,572 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,572 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,574 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,574 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,574 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,575 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,575 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,577 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,577 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,578 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,578 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,580 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,580 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,580 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,581 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,581 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,581 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:41,582 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,584 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:41,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,584 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:41,586 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:49:41,586 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:49:41,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,602 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:49:41,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,603 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,603 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:41,604 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:41,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,606 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,606 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,607 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:41,607 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:41,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,610 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,610 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,610 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,610 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:41,614 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:41,614 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,618 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,618 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:41,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,618 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:41,619 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:41,619 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:41,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:41,622 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:41,622 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:41,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:41,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:41,623 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:41,626 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:49:41,626 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:49:41,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:41,667 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:49:41,667 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-11-28 12:49:41,667 INFO L796 eck$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 [2018-11-28 12:49:41,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:41,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:49:41,667 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:41,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:41,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:41,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:41,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:41,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:41,676 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:49:41,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:41,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:41,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:41,677 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:49:41,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:41,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:41,680 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:49:41,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:41,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:41,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:41,681 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:49:41,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:41,709 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:41,709 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:41,709 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:41,709 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:41,709 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:49:41,709 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:41,709 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:41,709 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:41,709 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:49:41,710 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:41,710 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:41,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:41,820 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:41,820 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:41,835 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:41,835 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:41,838 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:41,838 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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:41,857 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:41,857 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:41,862 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:41,862 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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:41,887 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:41,888 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:41,911 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:49:41,911 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:54,005 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:49:54,009 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:54,009 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:54,009 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:54,009 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:54,009 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:49:54,010 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:54,010 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:54,010 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:54,010 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:49:54,010 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:54,010 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:54,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,069 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:54,069 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:49:54,069 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,070 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,070 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,070 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,070 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,070 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:54,070 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:54,071 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,071 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,071 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,072 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,072 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:54,078 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:54,078 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,078 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,079 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,079 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,079 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:54,080 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:54,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,082 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,082 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,082 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,082 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:49:54,082 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:49:54,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,083 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:49:54,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,084 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,084 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,084 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,084 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,085 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,085 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,085 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,086 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,087 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,087 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,088 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,089 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,089 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,089 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,089 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,090 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,091 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,092 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,092 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,092 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,092 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,092 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,092 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,093 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,093 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:49:54,094 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,095 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,095 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,095 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,096 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,096 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,096 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,097 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,097 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,097 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,097 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,097 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,097 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,097 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,098 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,098 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,099 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,099 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,099 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,101 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,101 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,101 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,102 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,102 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,102 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,102 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,102 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,102 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,104 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,104 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:49:54,104 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,104 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,104 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,105 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,105 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,105 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,105 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,105 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,106 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,106 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,107 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,107 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,107 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,107 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,108 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,108 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,108 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,108 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,108 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,108 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,112 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:49:54,112 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,112 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,113 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,113 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,115 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,115 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:49:54,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,116 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,116 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,116 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,116 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,117 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,125 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,125 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,126 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,126 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,127 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,127 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,132 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,132 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,133 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,133 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:49:54,133 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:49:54,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,136 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,137 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:49:54,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,137 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,137 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:54,137 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,138 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,138 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,140 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,140 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:54,140 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,140 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,141 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,141 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,142 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,143 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,143 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:54,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,143 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,143 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,144 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,154 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,158 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,158 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:49:54,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,158 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,159 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,165 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:49:54,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,166 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,166 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,167 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,168 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,168 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,169 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,169 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,169 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,169 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,171 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,172 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 [2018-11-28 12:49:54,173 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,173 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,173 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,173 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,174 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,196 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,196 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,196 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,197 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:49:54,198 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:49:54,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,206 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:49:54,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,207 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,208 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,209 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 [2018-11-28 12:49:54,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,210 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,210 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,211 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,212 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,213 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,213 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,213 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,218 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:49:54,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,218 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,218 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:49:54,219 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:49:54,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,221 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:49:54,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,222 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,222 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,223 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:54,223 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:54,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,226 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 [2018-11-28 12:49:54,226 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,226 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,227 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:54,227 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:54,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,230 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 [2018-11-28 12:49:54,230 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,230 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,230 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,230 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,230 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:54,231 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:54,231 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:49:54,240 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:49:54,240 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:49:54,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:49:54,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:49:54,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:49:54,241 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:49:54,241 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:49:54,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:49:54,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:49:54,266 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:54,266 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:54,266 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:54,266 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:54,266 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:49:54,266 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:54,266 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:54,266 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:54,266 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:49:54,267 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:54,267 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:54,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:54,378 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:54,378 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:54,382 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:54,382 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:54,385 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:54,386 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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:54,415 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:54,415 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:54,418 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:54,418 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_aa3a47d8-1410-4087-ac59-b587985954a8/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:54,447 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:54,447 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:54,449 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:54,449 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_aa3a47d8-1410-4087-ac59-b587985954a8/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 [2018-11-28 12:49:54,480 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:54,481 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:49:54,483 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:49:54,483 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_aa3a47d8-1410-4087-ac59-b587985954a8/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 [2018-11-28 12:49:54,509 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:54,509 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa3a47d8-1410-4087-ac59-b587985954a8/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 [2018-11-28 12:49:54,537 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:49:54,537 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:10,103 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:50:10,111 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:10,111 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:10,111 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:10,111 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:10,111 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:50:10,111 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:10,111 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:10,111 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:10,111 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:50:10,111 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:10,111 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:10,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:10,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:10,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:10,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:10,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:10,224 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:10,224 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:50:10,224 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 [2018-11-28 12:50:10,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,225 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:10,225 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:10,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,226 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 [2018-11-28 12:50:10,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,227 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:10,227 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:10,228 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,228 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 [2018-11-28 12:50:10,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,229 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,229 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:10,229 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:10,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,230 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 [2018-11-28 12:50:10,230 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,230 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,231 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:10,231 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:10,231 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,232 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:10,233 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:10,233 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:50:10,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,240 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:50:10,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,241 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,241 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,243 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,243 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,244 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,245 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,246 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,246 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,247 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,247 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,248 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 [2018-11-28 12:50:10,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,250 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:10,250 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:10,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,257 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:50:10,258 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 [2018-11-28 12:50:10,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,258 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,259 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,260 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 [2018-11-28 12:50:10,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,260 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,260 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,261 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,262 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,262 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,262 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,263 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 [2018-11-28 12:50:10,263 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,263 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,264 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,265 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,265 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,266 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:10,267 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:10,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,275 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:50:10,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,276 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,276 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,277 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 [2018-11-28 12:50:10,277 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,278 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,278 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,279 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,279 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 [2018-11-28 12:50:10,279 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,279 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,280 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,281 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,281 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,281 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,282 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 [2018-11-28 12:50:10,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:10,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,283 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,284 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:10,285 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:10,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,294 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:50:10,295 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 [2018-11-28 12:50:10,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,295 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,296 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,296 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,297 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 [2018-11-28 12:50:10,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,297 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,297 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,298 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,299 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,299 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,300 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,300 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 [2018-11-28 12:50:10,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,301 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,301 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,302 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:10,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,303 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,303 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:10,304 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:10,304 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:10,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,322 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:50:10,323 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,323 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,323 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:10,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,324 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,325 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:10,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,326 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,326 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,326 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,327 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 [2018-11-28 12:50:10,327 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,327 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:10,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,328 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,328 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,328 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,329 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,330 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,330 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:10,330 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,330 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,330 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,331 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,332 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,332 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:10,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,332 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,334 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:10,334 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:10,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,367 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:50:10,368 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 [2018-11-28 12:50:10,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,368 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,369 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,370 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 [2018-11-28 12:50:10,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,370 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,371 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,371 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,372 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,372 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,372 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 [2018-11-28 12:50:10,373 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,373 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,373 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,374 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,375 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,376 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,376 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:10,377 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,377 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,378 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,378 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,378 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:10,381 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:10,381 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:10,453 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,454 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:50:10,454 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,454 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,454 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,454 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,454 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,454 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,455 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,455 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,455 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,456 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,456 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,457 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,457 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,457 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,457 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,457 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,459 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,459 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,459 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,459 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,459 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,461 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,461 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,461 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,461 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,461 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,461 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,462 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:10,462 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,463 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,463 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,463 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,463 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:10,463 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,463 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,464 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:10,465 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:10,465 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:10,484 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,484 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:50:10,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,484 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,485 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:10,485 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:10,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,488 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,488 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,488 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:10,489 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:10,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,490 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,491 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,491 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:10,491 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:10,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,494 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,494 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,494 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:10,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,494 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:10,494 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:10,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:10,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:10,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:10,496 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:10,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:10,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:10,497 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:10,499 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:50:10,499 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:50:10,535 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:10,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:50:10 BoogieIcfgContainer [2018-11-28 12:50:10,539 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:50:10,540 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:50:10,540 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:50:10,540 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:50:10,540 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:49:20" (3/4) ... [2018-11-28 12:50:10,543 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:50:10,543 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:50:10,544 INFO L168 Benchmark]: Toolchain (without parser) took 50792.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 223.3 MB). Free memory was 958.7 MB in the beginning and 903.5 MB in the end (delta: 55.2 MB). Peak memory consumption was 278.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:10,545 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:10,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 137.07 ms. Allocated memory is still 1.0 GB. Free memory was 958.7 MB in the beginning and 946.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:10,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.52 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:10,546 INFO L168 Benchmark]: Boogie Preprocessor took 11.76 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:10,546 INFO L168 Benchmark]: RCFGBuilder took 147.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:10,547 INFO L168 Benchmark]: BuchiAutomizer took 50469.06 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 73.9 MB). Free memory was 1.1 GB in the beginning and 903.5 MB in the end (delta: 230.0 MB). Peak memory consumption was 330.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:10,547 INFO L168 Benchmark]: Witness Printer took 3.53 ms. Allocated memory is still 1.3 GB. Free memory is still 903.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:10,549 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 137.07 ms. Allocated memory is still 1.0 GB. Free memory was 958.7 MB in the beginning and 946.9 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 20.52 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.76 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 147.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 50469.06 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 73.9 MB). Free memory was 1.1 GB in the beginning and 903.5 MB in the end (delta: 230.0 MB). Peak memory consumption was 330.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.53 ms. Allocated memory is still 1.3 GB. Free memory is still 903.5 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 50.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 50.3s. 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: 38ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 27.7s - 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...