./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/simple_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/simple_false-unreach-call2_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 4227429e9f2e62c477cf816fad5585fa39d927f0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 03:45:35,291 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 03:45:35,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 03:45:35,309 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 03:45:35,309 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 03:45:35,310 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 03:45:35,312 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 03:45:35,321 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 03:45:35,323 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 03:45:35,324 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 03:45:35,326 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 03:45:35,326 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 03:45:35,327 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 03:45:35,328 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 03:45:35,330 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 03:45:35,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 03:45:35,332 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 03:45:35,334 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 03:45:35,336 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 03:45:35,338 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 03:45:35,339 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 03:45:35,340 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 03:45:35,343 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 03:45:35,344 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 03:45:35,344 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 03:45:35,345 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 03:45:35,346 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 03:45:35,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 03:45:35,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 03:45:35,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 03:45:35,350 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 03:45:35,351 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 03:45:35,351 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 03:45:35,351 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 03:45:35,352 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 03:45:35,353 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 03:45:35,354 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 03:45:35,372 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 03:45:35,373 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 03:45:35,374 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 03:45:35,374 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 03:45:35,374 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 03:45:35,375 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 03:45:35,375 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 03:45:35,376 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 03:45:35,376 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 03:45:35,376 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 03:45:35,376 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 03:45:35,376 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 03:45:35,376 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 03:45:35,377 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 03:45:35,377 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 03:45:35,377 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 03:45:35,377 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 03:45:35,377 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 03:45:35,377 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 03:45:35,378 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 03:45:35,379 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 03:45:35,379 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 03:45:35,379 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 03:45:35,380 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 03:45:35,380 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 03:45:35,380 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 03:45:35,381 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 03:45:35,381 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 03:45:35,381 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 03:45:35,381 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 03:45:35,381 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 03:45:35,383 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 03:45:35,383 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 4227429e9f2e62c477cf816fad5585fa39d927f0 [2019-01-14 03:45:35,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 03:45:35,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 03:45:35,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 03:45:35,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 03:45:35,439 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 03:45:35,440 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/simple_false-unreach-call2_true-termination.i [2019-01-14 03:45:35,497 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8b6f51f3/7b567566e21b45ea80bc3d68de73a432/FLAG7031f62a5 [2019-01-14 03:45:35,898 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 03:45:35,898 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/simple_false-unreach-call2_true-termination.i [2019-01-14 03:45:35,904 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8b6f51f3/7b567566e21b45ea80bc3d68de73a432/FLAG7031f62a5 [2019-01-14 03:45:36,286 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8b6f51f3/7b567566e21b45ea80bc3d68de73a432 [2019-01-14 03:45:36,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 03:45:36,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 03:45:36,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 03:45:36,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 03:45:36,295 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 03:45:36,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a30f631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36, skipping insertion in model container [2019-01-14 03:45:36,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 03:45:36,331 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 03:45:36,543 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 03:45:36,548 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 03:45:36,562 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 03:45:36,578 INFO L195 MainTranslator]: Completed translation [2019-01-14 03:45:36,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36 WrapperNode [2019-01-14 03:45:36,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 03:45:36,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 03:45:36,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 03:45:36,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 03:45:36,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 03:45:36,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 03:45:36,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 03:45:36,614 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 03:45:36,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... [2019-01-14 03:45:36,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 03:45:36,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 03:45:36,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 03:45:36,636 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 03:45:36,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:45:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 03:45:36,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 03:45:36,986 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 03:45:36,986 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-14 03:45:36,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:45:36 BoogieIcfgContainer [2019-01-14 03:45:36,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 03:45:36,988 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 03:45:36,988 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 03:45:36,992 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 03:45:36,992 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:45:36,993 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 03:45:36" (1/3) ... [2019-01-14 03:45:36,994 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57c0bc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 03:45:36, skipping insertion in model container [2019-01-14 03:45:36,994 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:45:36,994 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:45:36" (2/3) ... [2019-01-14 03:45:36,994 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57c0bc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 03:45:36, skipping insertion in model container [2019-01-14 03:45:36,995 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:45:36,995 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:45:36" (3/3) ... [2019-01-14 03:45:36,996 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_false-unreach-call2_true-termination.i [2019-01-14 03:45:37,055 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 03:45:37,056 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 03:45:37,056 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 03:45:37,056 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 03:45:37,057 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 03:45:37,057 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 03:45:37,057 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 03:45:37,057 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 03:45:37,057 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 03:45:37,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-14 03:45:37,094 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-14 03:45:37,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 03:45:37,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 03:45:37,101 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 03:45:37,101 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-14 03:45:37,101 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 03:45:37,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-14 03:45:37,103 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-14 03:45:37,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 03:45:37,103 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 03:45:37,103 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 03:45:37,103 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-14 03:45:37,112 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true [2019-01-14 03:45:37,112 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2019-01-14 03:45:37,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:45:37,118 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-14 03:45:37,120 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:45:37,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:45:37,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:37,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:45:37,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:37,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:45:37,221 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-14 03:45:37,221 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:45:37,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:45:37,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:37,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:45:37,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:37,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:45:37,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-14 03:45:37,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:45:37,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:45:37,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:37,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:45:37,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:37,462 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:45:37,463 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:45:37,463 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:45:37,464 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:45:37,464 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:45:37,464 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:45:37,464 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:45:37,465 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:45:37,465 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-14 03:45:37,465 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:45:37,465 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:45:37,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:37,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:37,743 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:45:37,744 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 03:45:37,753 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:45:37,754 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:45:37,793 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:45:37,793 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:45:38,831 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 03:45:38,837 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:45:38,837 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:45:38,837 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:45:38,837 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:45:38,837 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:45:38,837 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:45:38,838 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:45:38,838 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:45:38,838 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-14 03:45:38,838 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:45:38,838 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:45:38,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:38,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:39,094 WARN L181 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-14 03:45:39,211 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:45:39,216 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:45:39,217 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 [2019-01-14 03:45:39,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,220 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:45:39,223 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:45:39,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,237 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 [2019-01-14 03:45:39,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,239 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:45:39,239 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:45:39,240 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,242 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:45:39,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,243 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,243 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,243 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:39,245 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:39,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,261 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,262 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:39,263 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:39,263 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,265 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:45:39,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,266 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,267 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:39,269 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:39,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,288 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,290 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,290 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:39,292 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:39,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,293 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,294 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:45:39,294 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,295 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:39,298 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:39,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,331 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:39,331 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,331 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,332 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:39,336 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:39,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,341 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:45:39,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,343 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,343 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:39,343 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,343 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,344 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:39,348 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:39,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,420 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:39,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,420 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,420 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:39,422 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:39,425 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,427 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:45:39,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,429 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,429 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:45:39,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,430 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:39,434 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:39,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,533 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,533 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:45:39,533 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,534 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,535 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:39,537 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:39,537 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,540 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:45:39,541 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,542 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,542 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:39,542 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,543 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:39,548 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:39,548 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,604 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,605 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,605 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:39,606 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,607 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:39,611 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:39,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,613 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:45:39,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,616 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,616 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:39,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,617 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:39,619 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:39,619 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,647 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,650 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,651 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:39,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,651 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:39,652 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:39,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,658 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:45:39,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,660 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,666 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:39,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,667 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:45:39,672 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:45:39,672 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:39,712 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:39,712 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:39,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:39,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:39,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:39,715 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:45:39,718 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:45:39,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:39,726 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:39,769 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:45:39,769 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:45:39,770 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:45:39,771 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:45:39,771 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:45:39,771 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:45:39,772 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:45:39,772 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:45:39,772 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-14 03:45:39,772 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:45:39,772 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:45:39,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:39,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:39,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:40,064 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:45:40,064 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:45:40,067 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:45:40,068 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:45:40,078 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:45:40,078 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:45:40,109 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:45:40,110 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:45:40,136 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:45:40,136 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:45:52,964 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:45:52,969 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:45:52,970 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:45:52,970 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:45:52,970 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:45:52,970 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:45:52,970 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:45:52,970 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:45:52,970 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:45:52,970 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-14 03:45:52,971 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:45:52,971 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:45:52,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:52,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:52,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:53,097 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:45:53,097 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:45:53,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,099 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,099 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,099 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:45:53,100 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:45:53,100 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,103 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,104 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,104 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,104 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:45:53,105 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:45:53,105 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,106 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,107 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:45:53,107 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:45:53,107 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,108 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:45:53,108 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,109 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,112 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,112 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:53,113 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:53,113 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,123 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,125 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:53,126 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:53,126 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,131 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,136 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:53,136 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:53,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,138 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,138 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:45:53,138 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,141 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,142 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,143 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,156 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,157 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,162 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,166 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,166 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,168 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:45:53,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,172 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:53,174 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:53,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,181 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:53,182 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:53,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:45:53,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,186 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:53,187 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:53,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,189 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:45:53,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,191 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,191 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:53,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,192 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:53,195 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:53,195 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,207 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:53,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,210 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:53,210 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:53,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,213 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 [2019-01-14 03:45:53,213 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,213 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:53,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,216 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:45:53,217 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:45:53,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,218 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:45:53,219 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 [2019-01-14 03:45:53,219 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,219 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:45:53,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,222 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,224 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,224 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,245 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:45:53,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,246 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,250 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,250 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,253 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,253 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:45:53,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,256 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,257 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,257 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,259 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:45:53,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,261 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,261 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:53,261 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,262 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:53,266 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:53,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,305 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,305 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:53,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,308 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,308 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:53,310 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:53,310 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,311 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,314 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,315 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:53,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,317 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:45:53,322 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:45:53,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,325 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:45:53,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,328 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,328 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:53,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,329 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,331 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,344 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 [2019-01-14 03:45:53,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,353 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:53,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,354 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,355 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,359 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 [2019-01-14 03:45:53,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,362 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:45:53,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,363 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:45:53,363 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:45:53,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,371 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:45:53,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,374 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:53,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,374 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:45:53,377 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:45:53,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,398 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,402 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:53,403 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,403 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:45:53,405 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:45:53,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:45:53,412 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:45:53,413 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:45:53,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:45:53,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:45:53,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:45:53,413 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:45:53,414 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:45:53,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:45:53,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:45:53,425 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-14 03:45:53,426 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2019-01-14 03:45:53,426 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2019-01-14 03:45:53,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:45:53,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-14 03:45:53,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:45:53,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:45:53,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:53,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:45:53,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:45:53,452 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-14 03:45:53,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:45:53,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:45:53,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:53,455 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 03:45:53,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:53,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:45:53,468 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-14 03:45:53,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:45:53,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:45:53,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:53,470 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 03:45:53,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:45:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:45:53,633 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:45:53,634 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:45:53,634 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:45:53,635 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:45:53,635 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:45:53,635 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:45:53,635 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:45:53,635 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:45:53,635 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-14 03:45:53,635 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:45:53,636 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:45:53,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:53,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:45:53,929 WARN L181 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-14 03:45:54,082 WARN L181 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-14 03:45:54,108 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:45:54,108 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:45:54,114 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:45:54,114 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 03:45:54,156 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:45:54,156 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:46:06,591 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:46:06,596 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:46:06,596 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:46:06,596 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:46:06,597 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:46:06,597 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:46:06,597 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:46:06,597 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:46:06,597 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:46:06,597 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-14 03:46:06,597 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:46:06,598 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:46:06,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:06,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:06,718 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:46:06,718 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:46:06,719 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,720 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:46:06,721 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:46:06,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,725 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,726 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:46:06,726 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:46:06,726 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,727 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:46:06,727 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,727 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,728 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:06,729 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:06,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,733 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:06,733 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:06,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,734 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:46:06,734 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,735 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:06,736 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:06,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,741 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:06,742 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:06,742 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,743 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:46:06,743 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,744 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:06,745 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:06,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,751 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:06,751 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,751 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:06,753 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:06,753 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,753 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:46:06,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,754 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:06,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,755 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:06,756 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:06,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,763 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,764 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,764 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:06,764 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,765 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:06,765 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:06,766 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,766 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:46:06,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,768 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,769 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:46:06,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,770 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:06,771 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:06,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,796 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,796 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:46:06,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,797 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:06,798 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:06,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,803 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:46:06,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,808 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:06,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,809 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:06,811 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:06,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,836 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,836 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,837 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,837 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:06,837 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,838 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:06,839 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:06,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,840 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:46:06,841 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,846 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,846 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:06,846 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,846 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,846 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,846 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:06,850 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:06,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,859 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,859 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:06,859 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,859 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:06,862 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:06,862 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,864 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:46:06,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,868 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:06,868 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,868 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,868 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,868 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:46:06,871 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:46:06,871 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:06,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:06,886 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:06,886 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:06,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:06,887 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:06,887 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:06,887 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:46:06,889 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:46:06,889 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:06,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:07,000 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:46:07,000 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:46:07,000 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:46:07,000 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:46:07,000 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:46:07,000 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:46:07,000 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:46:07,001 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:46:07,002 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-14 03:46:07,003 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:46:07,003 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:46:07,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:07,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:07,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:07,327 WARN L181 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-14 03:46:07,504 WARN L181 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-14 03:46:07,555 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:46:07,556 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:46:07,568 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:46:07,569 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 03:46:07,617 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:46:07,617 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:46:13,790 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 03:46:13,794 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:46:13,795 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:46:13,795 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:46:13,795 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:46:13,795 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:46:13,795 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:46:13,795 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:46:13,795 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:46:13,796 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-14 03:46:13,796 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:46:13,796 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:46:13,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:13,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:13,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:46:13,935 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:46:13,935 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:46:13,936 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 [2019-01-14 03:46:13,936 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,937 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:46:13,941 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:46:13,941 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:46:13,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:13,948 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,948 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:13,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,948 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:46:13,948 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:46:13,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:13,952 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,953 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 [2019-01-14 03:46:13,953 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,953 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:13,953 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,953 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,953 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:46:13,954 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:46:13,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:13,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,957 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:46:13,957 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:13,958 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,958 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:13,963 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:46:13,963 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:46:13,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,970 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:13,970 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,971 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:13,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,974 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:13,974 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:13,974 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:13,975 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,975 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:13,975 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,975 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:13,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,979 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:13,980 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:13,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:13,980 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,980 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:46:13,982 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 [2019-01-14 03:46:13,983 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:13,983 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:13,983 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:13,983 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:13,987 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:46:13,988 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:46:13,998 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:13,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:13,999 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:14,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,002 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,003 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:14,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,006 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:14,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,007 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,007 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,007 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,007 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:14,011 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,012 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:46:14,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:14,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,016 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:14,021 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:46:14,021 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:46:14,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,035 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:14,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,038 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:14,041 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:14,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,043 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:46:14,043 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,044 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:14,048 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:14,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,049 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:46:14,049 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,050 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,050 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:14,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,050 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:14,056 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:46:14,056 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:46:14,072 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,073 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,073 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,073 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:14,074 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,074 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:14,074 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:14,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,085 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,085 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:14,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,086 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,086 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:46:14,086 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:46:14,086 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,090 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,091 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:46:14,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,092 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,094 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:46:14,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,095 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,099 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:46:14,099 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:46:14,130 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,132 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:46:14,132 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,132 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,137 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:14,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,141 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:46:14,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,145 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,146 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:14,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,149 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:46:14,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,151 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,151 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:14,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,155 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:14,160 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:46:14,161 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:46:14,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,218 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:14,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,225 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:14,226 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:14,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,231 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,231 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:14,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,232 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:46:14,238 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:46:14,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,240 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:46:14,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,244 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,245 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:14,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,246 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,251 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:46:14,252 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:46:14,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,269 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:14,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,270 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:14,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,275 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:46:14,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,275 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:46:14,279 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:46:14,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,282 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:46:14,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,333 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,333 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:14,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,334 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:46:14,341 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:46:14,341 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:46:14,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,361 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 [2019-01-14 03:46:14,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,362 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:14,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,362 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:46:14,367 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:46:14,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:46:14,371 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:46:14,372 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:46:14,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:46:14,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:46:14,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:46:14,372 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:46:14,373 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:46:14,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:46:14,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:46:14,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 03:46:14 BoogieIcfgContainer [2019-01-14 03:46:14,386 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 03:46:14,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 03:46:14,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 03:46:14,388 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 03:46:14,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:45:36" (3/4) ... [2019-01-14 03:46:14,394 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 03:46:14,394 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 03:46:14,395 INFO L168 Benchmark]: Toolchain (without parser) took 38105.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.0 MB). Free memory was 946.0 MB in the beginning and 1.2 GB in the end (delta: -240.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:46:14,396 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:46:14,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.77 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-14 03:46:14,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:46:14,401 INFO L168 Benchmark]: Boogie Preprocessor took 21.15 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:46:14,402 INFO L168 Benchmark]: RCFGBuilder took 352.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -182.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-01-14 03:46:14,403 INFO L168 Benchmark]: BuchiAutomizer took 37397.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -68.9 MB). Peak memory consumption was 319.4 MB. Max. memory is 11.5 GB. [2019-01-14 03:46:14,405 INFO L168 Benchmark]: Witness Printer took 6.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:46:14,410 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.77 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 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 34.14 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.15 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 352.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -182.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 37397.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -68.9 MB). Peak memory consumption was 319.4 MB. Max. memory is 11.5 GB. * Witness Printer took 6.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 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 37.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 37.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div487 bol100 ite100 ukn100 eq142 hnf45 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 78ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 18.7s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...