./Ultimate.py --spec ../../sv-benchmarks/c/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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/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 0.1.23-5842f4b [2018-11-18 11:10:32,892 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:10:32,893 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:10:32,900 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:10:32,900 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:10:32,901 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:10:32,902 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:10:32,903 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:10:32,904 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:10:32,904 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:10:32,905 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:10:32,905 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:10:32,906 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:10:32,907 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:10:32,908 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:10:32,908 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:10:32,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:10:32,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:10:32,911 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:10:32,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:10:32,914 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:10:32,915 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:10:32,917 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:10:32,917 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:10:32,917 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:10:32,917 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:10:32,918 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:10:32,918 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:10:32,919 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:10:32,920 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:10:32,920 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:10:32,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:10:32,920 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:10:32,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:10:32,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:10:32,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:10:32,922 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 11:10:32,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:10:32,931 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:10:32,932 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:10:32,932 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:10:32,932 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 11:10:32,932 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 11:10:32,933 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 11:10:32,933 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 11:10:32,933 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 11:10:32,933 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 11:10:32,933 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 11:10:32,933 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:10:32,933 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 11:10:32,934 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:10:32,935 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:10:32,935 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 11:10:32,935 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:10:32,935 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 11:10:32,935 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:10:32,935 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:10:32,935 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 11:10:32,936 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:10:32,936 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 11:10:32,936 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 11:10:32,936 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 11:10:32,937 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_176e313e-8a15-4c45-a832-2065cdeb702e/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 [2018-11-18 11:10:32,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:10:32,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:10:32,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:10:32,972 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:10:32,973 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:10:32,973 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-11-18 11:10:33,012 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/data/1fdf43d47/e6b3f81ffe0f41de8d20e4ae72af029d/FLAG22f5f27e1 [2018-11-18 11:10:33,419 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:10:33,419 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-11-18 11:10:33,422 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/data/1fdf43d47/e6b3f81ffe0f41de8d20e4ae72af029d/FLAG22f5f27e1 [2018-11-18 11:10:33,434 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/data/1fdf43d47/e6b3f81ffe0f41de8d20e4ae72af029d [2018-11-18 11:10:33,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:10:33,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:10:33,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:10:33,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:10:33,440 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:10:33,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24248849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33, skipping insertion in model container [2018-11-18 11:10:33,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:10:33,466 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:10:33,582 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:10:33,584 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:10:33,593 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:10:33,601 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:10:33,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33 WrapperNode [2018-11-18 11:10:33,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:10:33,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:10:33,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:10:33,603 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:10:33,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:10:33,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:10:33,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:10:33,622 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:10:33,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... [2018-11-18 11:10:33,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:10:33,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:10:33,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:10:33,633 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:10:33,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:10:33,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:10:33,797 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:10:33,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:10:33 BoogieIcfgContainer [2018-11-18 11:10:33,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:10:33,798 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 11:10:33,799 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 11:10:33,802 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 11:10:33,802 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 11:10:33,802 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 11:10:33" (1/3) ... [2018-11-18 11:10:33,803 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@730de7af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 11:10:33, skipping insertion in model container [2018-11-18 11:10:33,803 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 11:10:33,804 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:10:33" (2/3) ... [2018-11-18 11:10:33,804 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@730de7af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 11:10:33, skipping insertion in model container [2018-11-18 11:10:33,804 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 11:10:33,804 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:10:33" (3/3) ... [2018-11-18 11:10:33,805 INFO L375 chiAutomizerObserver]: Analyzing ICFG multivar_true-unreach-call1_true-termination.i [2018-11-18 11:10:33,851 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 11:10:33,851 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 11:10:33,851 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 11:10:33,852 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 11:10:33,852 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:10:33,852 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:10:33,852 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 11:10:33,852 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:10:33,852 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 11:10:33,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 11:10:33,878 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-18 11:10:33,878 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:10:33,878 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:10:33,882 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 11:10:33,882 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-18 11:10:33,882 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 11:10:33,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 11:10:33,883 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-18 11:10:33,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:10:33,884 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:10:33,884 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 11:10:33,884 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-18 11:10:33,891 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 11#L12-3true [2018-11-18 11:10:33,891 INFO L796 eck$LassoCheckResult]: Loop: 11#L12-3true assume true; 6#L12-1true 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; 11#L12-3true [2018-11-18 11:10:33,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:10:33,896 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 11:10:33,897 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:10:33,898 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:10:33,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:33,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:10:33,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:33,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:10:33,958 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-18 11:10:33,958 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:10:33,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:10:33,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:33,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:10:33,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:33,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:10:33,970 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-18 11:10:33,970 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:10:33,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:10:33,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:33,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:10:33,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:34,023 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:10:34,024 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:10:34,024 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:10:34,024 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:10:34,024 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 11:10:34,024 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,024 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:10:34,024 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:10:34,024 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-18 11:10:34,025 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:10:34,025 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:10:34,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:34,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:34,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:34,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:34,175 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:10:34,175 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,183 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:34,183 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:34,188 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:34,188 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,203 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:34,203 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,220 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:10:34,220 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:34,229 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:34,229 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,244 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:34,245 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:34,246 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:34,247 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,261 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:34,261 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:34,278 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:10:34,278 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:35,229 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 11:10:35,233 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:10:35,233 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:10:35,233 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:10:35,233 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:10:35,233 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 11:10:35,233 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:35,234 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:10:35,234 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:10:35,234 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-18 11:10:35,234 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:10:35,234 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:10:35,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,311 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:10:35,315 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 11:10:35,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,318 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,319 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,319 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:35,321 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:35,321 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,324 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 [2018-11-18 11:10:35,325 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,325 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:35,326 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:35,326 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,330 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,330 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,331 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,331 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:35,331 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:35,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,333 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,333 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,333 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:35,334 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:35,334 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,341 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 11:10:35,341 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,342 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,343 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,344 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 [2018-11-18 11:10:35,345 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,345 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,345 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,346 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,350 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,351 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,352 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,352 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,352 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,354 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,354 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,355 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,355 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,363 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,363 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 11:10:35,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,364 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,364 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,365 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,365 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,368 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 [2018-11-18 11:10:35,368 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,369 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,369 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,375 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 [2018-11-18 11:10:35,375 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,376 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,376 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,378 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,379 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,380 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,380 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,388 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 11:10:35,389 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,389 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,390 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,390 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,390 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,391 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,392 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,393 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,393 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,393 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,394 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,394 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,400 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,401 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,401 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,403 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 [2018-11-18 11:10:35,403 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:35,403 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,404 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,405 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,416 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 11:10:35,416 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,417 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,417 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,418 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,419 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,420 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,421 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,421 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,421 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,422 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,435 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,436 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,436 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,437 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,438 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,440 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,440 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:35,441 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:35,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,461 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 11:10:35,461 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 [2018-11-18 11:10:35,462 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,462 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:35,462 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,462 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,462 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,464 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,464 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,466 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,467 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,467 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:35,467 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,468 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,469 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,486 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:35,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,487 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,488 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,490 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 [2018-11-18 11:10:35,491 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,491 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:35,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,492 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,493 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,516 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 11:10:35,516 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 [2018-11-18 11:10:35,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,517 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,517 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,519 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,520 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 [2018-11-18 11:10:35,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,521 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,522 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,523 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,524 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,545 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,546 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,547 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,547 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,547 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,547 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,549 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,551 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,551 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,551 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,551 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:35,553 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:35,553 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,576 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 11:10:35,576 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,577 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,577 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,578 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,578 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,580 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,580 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 [2018-11-18 11:10:35,581 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,581 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,581 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,582 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,582 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,587 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,589 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,589 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,589 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,590 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,590 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,592 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,592 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,593 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,593 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:35,593 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,593 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,593 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:35,594 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:35,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,602 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 11:10:35,602 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 [2018-11-18 11:10:35,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,603 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,604 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:35,605 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:35,605 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,609 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 [2018-11-18 11:10:35,609 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,609 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,610 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,610 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:35,611 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:35,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,619 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,619 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,620 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:35,621 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:35,621 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:35,625 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:35,625 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:35,625 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:35,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:35,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:35,626 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:35,627 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:35,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:35,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:35,654 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:10:35,654 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:10:35,654 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:10:35,654 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:10:35,654 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 11:10:35,655 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:35,655 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:10:35,655 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:10:35,655 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-18 11:10:35,655 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:10:35,655 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:10:35,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:35,781 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:10:35,781 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:35,785 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:35,785 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:35,788 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:35,788 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:35,817 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:35,817 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:35,819 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:35,819 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:35,843 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:35,843 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:35,871 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:10:35,871 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:51,104 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 11:10:51,114 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:10:51,114 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:10:51,114 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:10:51,114 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:10:51,114 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 11:10:51,114 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:51,114 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:10:51,114 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:10:51,115 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-18 11:10:51,115 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:10:51,115 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:10:51,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,191 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:10:51,191 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 11:10:51,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,192 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:51,193 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:51,193 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,194 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,194 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,194 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,195 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:51,195 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:51,195 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,196 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 [2018-11-18 11:10:51,196 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,196 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,196 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,196 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:51,197 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:51,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,202 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,202 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,203 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:51,203 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:10:51,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,205 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:10:51,206 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:51,206 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 11:10:51,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,213 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 11:10:51,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,214 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,216 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,216 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,216 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,217 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 [2018-11-18 11:10:51,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,218 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,218 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,218 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,219 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,220 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,220 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,221 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,222 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,223 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 11:10:51,224 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 11:10:51,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,230 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 11:10:51,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,231 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,232 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,232 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,232 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,232 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,233 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,233 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,233 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,233 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,234 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,234 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,235 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,235 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,236 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,236 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,236 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,237 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,237 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,237 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,238 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,239 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,241 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 11:10:51,242 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 11:10:51,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,252 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 11:10:51,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,252 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,253 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,253 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,253 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,254 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,255 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,255 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,255 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,255 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,257 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,257 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,259 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,260 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,260 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,260 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,261 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 [2018-11-18 11:10:51,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:10:51,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,262 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,264 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 11:10:51,264 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 11:10:51,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,275 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 11:10:51,275 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 [2018-11-18 11:10:51,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,275 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,276 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,276 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,277 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 [2018-11-18 11:10:51,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,278 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,279 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,280 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 [2018-11-18 11:10:51,280 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,280 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,281 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,281 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,283 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,283 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,284 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,284 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:10:51,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,286 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,286 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,290 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:10:51,293 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 11:10:51,293 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 11:10:51,311 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,311 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 11:10:51,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,312 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,312 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:51,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,313 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,314 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,315 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,315 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:51,315 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,316 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,316 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,318 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 [2018-11-18 11:10:51,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,318 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:51,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,319 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,319 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,321 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 [2018-11-18 11:10:51,321 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,321 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:51,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,322 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,322 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,324 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 [2018-11-18 11:10:51,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,325 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:10:51,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,325 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,328 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 11:10:51,328 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 11:10:51,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,354 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 11:10:51,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,355 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,356 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,356 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,356 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,356 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,356 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,357 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,357 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,358 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 [2018-11-18 11:10:51,358 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,358 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,359 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,359 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,360 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,360 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,361 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,362 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,363 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,364 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,364 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,365 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,365 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,366 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:10:51,366 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,367 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,368 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:10:51,372 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 11:10:51,372 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 11:10:51,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,472 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 11:10:51,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,473 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,473 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,473 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,473 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,474 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,474 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,476 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,476 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,476 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,476 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,478 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,478 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,479 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,479 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,480 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,481 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,481 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,481 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,481 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,481 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,481 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,482 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:10:51,482 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,484 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:10:51,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,484 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:10:51,486 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 11:10:51,486 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 11:10:51,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,500 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 11:10:51,501 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,501 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,501 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,502 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:51,502 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:51,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,504 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,504 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,504 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,505 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,505 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,505 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,505 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,505 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:51,505 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:51,506 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,508 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,508 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,508 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:51,509 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:51,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,512 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,512 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:10:51,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,512 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:51,513 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:10:51,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:10:51,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,515 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:10:51,516 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:10:51,516 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:10:51,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:10:51,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:10:51,516 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:10:51,519 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 11:10:51,519 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 11:10:51,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:10:51,551 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-18 11:10:51,551 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 11#L12-3true assume true; 6#L12-1true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 11#L12-3true [2018-11-18 11:10:51,551 INFO L796 eck$LassoCheckResult]: Loop: 11#L12-3true assume true; 6#L12-1true 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; 11#L12-3true [2018-11-18 11:10:51,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:10:51,552 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-11-18 11:10:51,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:10:51,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:10:51,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:51,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:10:51,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:51,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:10:51,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-11-18 11:10:51,560 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:10:51,560 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:10:51,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:51,561 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 11:10:51,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:51,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:10:51,564 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-11-18 11:10:51,564 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:10:51,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:10:51,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:51,565 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 11:10:51,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:10:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:10:51,620 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:10:51,620 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:10:51,620 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:10:51,620 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:10:51,620 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 11:10:51,620 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:51,620 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:10:51,620 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:10:51,621 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-18 11:10:51,621 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:10:51,621 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:10:51,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:10:51,693 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:10:51,693 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:51,697 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:51,697 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:51,701 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:51,701 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:51,736 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:51,736 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:10:51,739 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:10:51,739 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:10:51,771 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:10:51,771 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/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 [2018-11-18 11:10:51,801 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:10:51,801 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:11:03,842 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 11:11:03,847 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:11:03,847 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:11:03,847 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:11:03,847 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:11:03,847 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 11:11:03,847 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:11:03,848 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:11:03,848 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:11:03,848 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-18 11:11:03,848 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:11:03,848 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:11:03,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:03,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:03,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:03,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:03,924 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:11:03,924 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 11:11:03,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,925 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,925 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,925 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:03,925 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:03,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,926 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,926 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,927 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,927 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,927 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:03,927 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:03,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,928 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,928 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,929 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:03,929 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:03,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,931 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,931 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:03,932 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:03,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,932 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,933 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 11:11:03,933 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,933 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,933 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,934 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,934 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,934 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,935 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,935 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,935 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,936 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,937 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,937 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,937 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,940 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,940 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,941 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,942 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 11:11:03,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,943 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,943 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,943 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,944 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,944 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,945 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,945 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,945 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,945 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,946 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,946 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,946 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,947 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,947 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,947 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,951 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,951 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,952 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,952 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 11:11:03,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,953 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,953 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,953 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,953 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,953 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:03,954 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:03,954 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,954 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,955 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,955 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:03,956 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:03,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,956 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,957 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,957 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,957 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,957 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:03,957 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:03,958 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,961 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:03,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,961 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:03,962 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:03,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,963 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,963 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 11:11:03,964 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,964 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,964 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:03,964 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,964 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,964 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,964 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,965 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,965 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,965 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,966 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,966 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,966 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:03,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,966 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,966 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,967 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,967 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,967 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,968 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,968 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,968 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:03,968 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,969 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,969 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,969 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,974 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,974 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,975 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,975 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:03,975 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,975 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,975 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,975 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:03,976 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:03,976 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,979 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 11:11:03,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,979 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,979 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:03,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,980 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,980 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,980 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,980 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,982 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,982 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,982 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:03,982 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,982 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,983 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,983 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,984 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,984 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,985 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,985 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:03,985 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,985 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,986 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,986 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,993 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:03,993 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:03,993 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:03,993 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:03,994 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:03,994 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:03,994 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:03,994 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:03,995 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:03,999 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:03,999 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 11:11:04,000 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,000 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,000 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,001 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:04,001 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:04,002 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,002 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,003 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,003 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,003 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:04,004 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:04,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,005 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,006 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,006 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:04,007 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:04,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,021 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,021 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,022 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,022 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,022 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,022 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,022 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,022 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:04,023 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:04,023 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,033 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 11:11:04,033 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,033 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,033 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:04,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,034 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:04,034 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:04,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,036 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:04,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,036 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:04,037 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:04,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,039 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:04,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,039 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:04,040 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:04,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,044 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:04,044 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,045 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:04,045 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:04,045 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,047 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 11:11:04,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,048 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,048 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,048 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:04,049 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:04,049 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,052 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,052 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,052 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,052 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:04,053 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:04,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,057 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,057 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,057 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:04,058 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:04,058 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,065 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:04,065 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:04,065 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:04,065 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:04,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:04,066 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:04,066 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:04,067 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:04,067 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:04,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:04,113 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:11:04,113 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:11:04,114 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:11:04,114 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:11:04,114 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 11:11:04,114 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:11:04,114 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:11:04,114 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:11:04,114 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-18 11:11:04,114 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:11:04,114 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:11:04,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:04,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:04,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:04,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:04,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:04,248 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:11:04,249 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/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 [2018-11-18 11:11:04,259 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:11:04,259 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:11:04,262 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:11:04,262 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_176e313e-8a15-4c45-a832-2065cdeb702e/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 [2018-11-18 11:11:04,291 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:11:04,292 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:11:04,294 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:11:04,294 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_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:11:04,320 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:11:04,321 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_176e313e-8a15-4c45-a832-2065cdeb702e/bin-2019/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:11:04,351 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:11:04,351 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:11:18,236 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 11:11:18,245 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:11:18,245 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:11:18,245 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:11:18,245 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:11:18,245 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 11:11:18,245 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:11:18,245 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:11:18,245 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:11:18,245 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-18 11:11:18,246 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:11:18,246 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:11:18,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:18,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:18,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:18,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:18,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:11:18,344 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:11:18,344 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 11:11:18,344 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 [2018-11-18 11:11:18,345 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,345 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,345 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:18,345 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:18,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,347 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,347 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:18,347 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:18,347 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,348 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,348 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,349 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:18,349 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:18,349 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,350 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,350 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,350 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:18,351 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:11:18,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,352 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:11:18,353 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:18,353 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 11:11:18,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,359 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 11:11:18,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,359 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,359 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,360 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,360 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,360 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,361 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,362 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,363 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,364 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,364 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,364 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,365 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,365 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,366 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 [2018-11-18 11:11:18,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,366 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,368 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 11:11:18,368 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 11:11:18,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,376 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 11:11:18,376 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,377 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,377 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,377 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,378 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,379 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,379 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,379 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,380 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,380 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,380 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,380 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,381 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,381 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,381 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,382 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,382 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,382 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,383 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,383 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,383 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,383 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,384 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,384 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,384 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,386 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 11:11:18,386 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 11:11:18,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,395 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 11:11:18,396 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 [2018-11-18 11:11:18,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,396 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,397 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,398 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,399 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,400 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,400 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,400 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,401 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,401 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,402 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,402 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,402 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,402 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,402 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,402 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,403 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 [2018-11-18 11:11:18,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:11:18,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,404 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,406 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 11:11:18,406 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 11:11:18,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,418 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 11:11:18,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,419 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,419 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,420 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,421 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,421 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,422 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,422 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,422 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,423 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,424 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,424 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,425 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,426 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,426 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,426 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,426 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,426 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,426 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,427 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 11:11:18,427 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,427 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 [2018-11-18 11:11:18,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,428 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,428 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 11:11:18,430 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 11:11:18,430 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 11:11:18,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,447 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 11:11:18,447 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,448 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,448 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:18,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,448 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,449 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,451 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:18,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,451 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,452 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,453 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,453 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,454 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:18,454 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,454 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,454 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,454 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,455 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,455 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,456 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,456 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 [2018-11-18 11:11:18,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,457 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:18,457 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,457 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,458 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,459 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 [2018-11-18 11:11:18,459 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,459 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 11:11:18,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,460 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,462 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 11:11:18,462 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 11:11:18,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,552 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 11:11:18,552 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,553 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,553 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,553 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,553 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,553 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,553 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,554 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,554 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,555 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,555 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,555 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,555 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,556 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,556 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,556 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,557 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,557 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,558 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,558 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,561 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,562 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,562 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,563 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,563 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,563 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,564 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,564 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,564 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,564 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,564 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,564 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,565 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 11:11:18,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,565 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,566 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,567 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,568 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,568 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 11:11:18,571 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 11:11:18,571 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 11:11:18,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,621 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 11:11:18,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,621 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,622 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,622 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,622 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,622 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,624 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,624 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,624 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,624 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,624 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,624 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,625 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,626 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,626 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,626 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,627 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,629 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,629 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,629 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 11:11:18,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,630 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 [2018-11-18 11:11:18,631 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,631 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 11:11:18,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,631 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 11:11:18,633 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 11:11:18,633 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 11:11:18,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,648 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 11:11:18,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,649 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,649 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:18,650 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:18,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,652 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,652 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,652 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,653 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:18,653 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:18,653 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,654 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 [2018-11-18 11:11:18,655 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,655 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,655 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:18,656 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:18,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,658 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:11:18,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,659 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:18,659 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 11:11:18,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:11:18,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:11:18,661 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 11:11:18,661 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 11:11:18,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:11:18,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:11:18,661 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 11:11:18,664 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 11:11:18,664 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 11:11:18,696 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:11:18,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 11:11:18 BoogieIcfgContainer [2018-11-18 11:11:18,701 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 11:11:18,701 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:11:18,701 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:11:18,701 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:11:18,702 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:10:33" (3/4) ... [2018-11-18 11:11:18,705 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:11:18,705 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:11:18,705 INFO L168 Benchmark]: Toolchain (without parser) took 45269.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -120.2 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:18,707 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:11:18,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.15 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:18,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.26 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:18,708 INFO L168 Benchmark]: Boogie Preprocessor took 10.92 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:11:18,708 INFO L168 Benchmark]: RCFGBuilder took 165.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:18,708 INFO L168 Benchmark]: BuchiAutomizer took 44902.44 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 37.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.4 MB). Peak memory consumption was 267.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:18,709 INFO L168 Benchmark]: Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:11:18,711 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 165.15 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.26 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.92 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 165.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 44902.44 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 37.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.4 MB). Peak memory consumption was 267.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 44.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 44.8s. 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: 34ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 26.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;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 true;" "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 true;" "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...