./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-new/count_by_k_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa 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-new/count_by_k_true-unreach-call_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 0689bcaad6979e48b3cdd0eca14ed722ff5f763f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 23:09:51,234 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:09:51,236 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:09:51,250 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:09:51,250 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:09:51,251 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:09:51,253 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:09:51,255 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:09:51,257 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:09:51,258 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:09:51,259 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:09:51,259 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:09:51,260 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:09:51,262 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:09:51,263 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:09:51,264 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:09:51,265 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:09:51,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:09:51,269 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:09:51,271 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:09:51,273 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:09:51,274 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:09:51,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:09:51,278 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:09:51,278 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:09:51,279 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:09:51,280 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:09:51,281 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:09:51,282 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:09:51,283 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:09:51,284 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:09:51,285 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:09:51,285 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:09:51,285 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:09:51,286 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:09:51,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:09:51,288 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:09:51,305 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:09:51,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:09:51,308 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:09:51,308 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:09:51,308 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:09:51,308 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:09:51,308 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:09:51,309 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:09:51,309 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:09:51,309 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:09:51,309 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:09:51,309 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:09:51,309 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:09:51,311 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:09:51,311 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:09:51,311 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:09:51,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:09:51,311 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:09:51,312 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:09:51,312 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:09:51,312 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:09:51,313 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:09:51,313 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:09:51,313 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:09:51,313 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:09:51,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:09:51,313 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:09:51,314 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:09:51,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:09:51,314 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:09:51,314 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:09:51,317 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:09:51,317 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 -> 0689bcaad6979e48b3cdd0eca14ed722ff5f763f [2019-01-01 23:09:51,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:09:51,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:09:51,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:09:51,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:09:51,379 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:09:51,380 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2019-01-01 23:09:51,435 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1b138fd/357b08de9c12425db85624e788519351/FLAG307664ddf [2019-01-01 23:09:51,910 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:09:51,911 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2019-01-01 23:09:51,916 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1b138fd/357b08de9c12425db85624e788519351/FLAG307664ddf [2019-01-01 23:09:52,294 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1b138fd/357b08de9c12425db85624e788519351 [2019-01-01 23:09:52,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:09:52,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:09:52,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:09:52,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:09:52,305 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:09:52,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1480983d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52, skipping insertion in model container [2019-01-01 23:09:52,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:09:52,344 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:09:52,535 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:09:52,539 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:09:52,559 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:09:52,578 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:09:52,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52 WrapperNode [2019-01-01 23:09:52,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:09:52,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:09:52,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:09:52,581 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:09:52,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:09:52,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:09:52,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:09:52,625 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:09:52,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (1/1) ... [2019-01-01 23:09:52,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:09:52,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:09:52,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:09:52,644 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:09:52,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (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 [2019-01-01 23:09:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:09:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:09:53,001 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:09:53,001 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-01 23:09:53,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:09:53 BoogieIcfgContainer [2019-01-01 23:09:53,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:09:53,003 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:09:53,003 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:09:53,006 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:09:53,007 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:09:53,007 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:09:52" (1/3) ... [2019-01-01 23:09:53,009 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3fa5b336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:09:53, skipping insertion in model container [2019-01-01 23:09:53,009 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:09:53,009 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:09:52" (2/3) ... [2019-01-01 23:09:53,010 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3fa5b336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:09:53, skipping insertion in model container [2019-01-01 23:09:53,010 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:09:53,010 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:09:53" (3/3) ... [2019-01-01 23:09:53,012 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_by_k_true-unreach-call_true-termination.i [2019-01-01 23:09:53,098 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:09:53,100 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:09:53,100 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:09:53,100 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:09:53,100 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:09:53,100 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:09:53,101 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:09:53,101 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:09:53,101 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:09:53,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-01-01 23:09:53,196 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-01 23:09:53,196 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:09:53,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:09:53,212 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-01-01 23:09:53,212 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-01 23:09:53,212 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:09:53,213 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-01-01 23:09:53,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-01 23:09:53,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:09:53,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:09:53,215 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-01-01 23:09:53,216 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-01 23:09:53,225 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true [2019-01-01 23:09:53,225 INFO L796 eck$LassoCheckResult]: Loop: 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2019-01-01 23:09:53,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:09:53,233 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2019-01-01 23:09:53,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:09:53,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:09:53,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:09:53,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:09:53,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:09:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:09:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:09:53,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:09:53,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 1 times [2019-01-01 23:09:53,342 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:09:53,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:09:53,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:09:53,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:09:53,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:09:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:09:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:09:53,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:09:53,369 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 1 times [2019-01-01 23:09:53,369 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:09:53,369 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:09:53,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:09:53,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:09:53,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:09:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:09:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:09:53,543 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:09:53,544 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:09:53,544 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:09:53,544 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:09:53,545 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:09:53,545 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:09:53,545 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:09:53,545 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:09:53,545 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2019-01-01 23:09:53,545 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:09:53,546 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:09:53,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:09:53,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:09:53,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:09:53,843 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:09:53,844 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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:09:53,856 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:09:53,856 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:09:53,866 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:09:53,867 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 [2019-01-01 23:09:53,889 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:09:53,889 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 [2019-01-01 23:09:53,920 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:09:53,920 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:10:06,034 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:10:06,043 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:10:06,043 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:10:06,043 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:10:06,043 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:10:06,043 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:10:06,044 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:10:06,044 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:10:06,044 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:10:06,044 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2019-01-01 23:10:06,044 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:10:06,044 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:10:06,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:06,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:06,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:06,239 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:10:06,244 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:10:06,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,249 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:10:06,252 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:10:06,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,258 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:10:06,259 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:10:06,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,262 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,264 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:10:06,270 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:10:06,270 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:10:06,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,327 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:10:06,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,329 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,331 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:10:06,332 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:10:06,333 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,336 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,336 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,337 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:10:06,337 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:10:06,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,341 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,342 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:10:06,357 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:10:06,357 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:10:06,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,416 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:10:06,417 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 [2019-01-01 23:10:06,418 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,419 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,420 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:10:06,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,424 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,425 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:10:06,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,428 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,429 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,434 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:10:06,434 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:10:06,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,497 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:10:06,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,501 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,503 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:10:06,504 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:10:06,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,509 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,510 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:10:06,512 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:10:06,512 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:06,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,517 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:10:06,527 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:10:06,527 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:10:06,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,608 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:10:06,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,610 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,611 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:10:06,611 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,612 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:10:06,613 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:10:06,613 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,616 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,616 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:10:06,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,618 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:10:06,619 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:10:06,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,623 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,623 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:10:06,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,625 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:10:06,632 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:10:06,633 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:10:06,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,662 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:10:06,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,663 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,663 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:10:06,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,668 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:10:06,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,671 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,673 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,674 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:10:06,674 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,674 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,674 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,677 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:10:06,678 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,681 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,682 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,682 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:10:06,682 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,684 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,684 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,691 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:10:06,691 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:10:06,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,723 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:10:06,723 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,724 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,724 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:10:06,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,727 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:10:06,730 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:10:06,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,732 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 [2019-01-01 23:10:06,735 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,735 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:10:06,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,736 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:10:06,740 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:10:06,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,745 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,745 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:10:06,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,746 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:10:06,755 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:10:06,755 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:10:06,841 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,848 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:10:06,848 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,849 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:10:06,849 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,850 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:10:06,856 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,859 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,861 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,862 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:10:06,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,864 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,864 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,865 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,865 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:10:06,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,874 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,874 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:10:06,875 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,875 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,875 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:10:06,881 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:10:06,882 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:10:06,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,939 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:10:06,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,941 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,942 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:10:06,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,942 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:10:06,950 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:10:06,950 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,957 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,957 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:10:06,957 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:06,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,960 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,960 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:10:06,961 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:10:06,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:06,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:06,967 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:06,969 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:10:06,970 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:10:06,970 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:06,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:06,971 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:10:06,978 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:10:06,978 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:10:07,063 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:07,064 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 23:10:07,064 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2019-01-01 23:10:07,064 INFO L796 eck$LassoCheckResult]: Loop: 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2019-01-01 23:10:07,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:10:07,066 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 2 times [2019-01-01 23:10:07,066 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:10:07,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:10:07,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:10:07,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:10:07,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:10:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:10:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:10:07,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:10:07,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 2 times [2019-01-01 23:10:07,077 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:10:07,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:10:07,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:10:07,079 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:10:07,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:10:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:10:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:10:07,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:10:07,084 INFO L82 PathProgramCache]: Analyzing trace with hash 922106858, now seen corresponding path program 3 times [2019-01-01 23:10:07,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:10:07,085 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:10:07,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:10:07,087 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:10:07,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:10:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:10:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:10:07,327 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:10:07,327 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:10:07,327 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:10:07,328 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:10:07,328 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:10:07,328 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:10:07,328 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:10:07,328 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:10:07,328 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2019-01-01 23:10:07,328 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:10:07,329 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:10:07,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:07,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:07,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:07,502 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:10:07,503 INFO L412 LassoAnalysis]: Checking for nontermination... 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 [2019-01-01 23:10:07,507 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:10:07,507 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:10:07,511 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:10:07,511 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /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 [2019-01-01 23:10:07,533 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:10:07,534 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:10:07,536 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:10:07,536 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 [2019-01-01 23:10:07,560 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:10:07,561 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) [2019-01-01 23:10:07,614 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:10:07,614 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 [2019-01-01 23:10:19,744 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:10:19,755 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:10:19,756 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:10:19,756 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:10:19,756 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:10:19,756 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:10:19,756 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:10:19,756 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:10:19,756 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:10:19,757 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2019-01-01 23:10:19,757 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:10:19,758 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:10:19,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:19,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:19,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:10:19,974 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:10:19,974 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:10:19,975 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 [2019-01-01 23:10:19,976 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:19,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:19,977 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:19,977 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:19,977 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:10:19,977 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:10:19,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:19,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:19,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:19,979 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:19,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:10:19,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:19,980 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:19,980 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:10:19,980 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:10:19,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:10:19,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:10:19,981 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:10:19,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:10:19,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:10:19,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:10:19,983 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:10:19,984 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:10:19,984 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:10:19,995 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-01-01 23:10:20,016 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2019-01-01 23:10:20,023 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2019-01-01 23:10:20,026 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-01-01 23:10:20,028 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2019-01-01 23:10:20,028 INFO L518 LassoAnalysis]: Proved termination. [2019-01-01 23:10:20,031 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~k~0) = -1*ULTIMATE.start_main_~i~0 + 1000000*ULTIMATE.start_main_~k~0 Supporting invariants [1000000*ULTIMATE.start_main_~k~0 - 1 >= 0] [2019-01-01 23:10:20,063 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2019-01-01 23:10:20,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:10:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:10:20,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 23:10:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:10:20,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 23:10:20,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 23:10:20,501 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2019-01-01 23:10:20,503 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states. Second operand 5 states. [2019-01-01 23:10:20,881 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-01 23:10:21,164 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states.. Second operand 5 states. Result 41 states and 49 transitions. Complement of second has 9 states. [2019-01-01 23:10:21,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2019-01-01 23:10:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-01-01 23:10:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 34 transitions. [2019-01-01 23:10:21,170 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 2 letters. [2019-01-01 23:10:21,171 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:10:21,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2019-01-01 23:10:21,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:10:21,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 4 letters. [2019-01-01 23:10:21,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:10:21,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 49 transitions. [2019-01-01 23:10:21,178 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:10:21,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2019-01-01 23:10:21,183 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-01 23:10:21,183 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-01 23:10:21,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-01 23:10:21,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-01 23:10:21,185 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:10:21,185 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:10:21,185 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:10:21,185 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2019-01-01 23:10:21,186 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-01-01 23:10:21,186 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:10:21,186 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-01 23:10:21,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:10:21 BoogieIcfgContainer [2019-01-01 23:10:21,193 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:10:21,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:10:21,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:10:21,194 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:10:21,194 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:09:53" (3/4) ... [2019-01-01 23:10:21,199 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:10:21,199 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:10:21,200 INFO L168 Benchmark]: Toolchain (without parser) took 28901.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 948.7 MB in the beginning and 898.2 MB in the end (delta: 50.5 MB). Peak memory consumption was 175.8 MB. Max. memory is 11.5 GB. [2019-01-01 23:10:21,201 INFO L168 Benchmark]: CDTParser took 0.19 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. [2019-01-01 23:10:21,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.82 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 938.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 23:10:21,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.49 ms. Allocated memory is still 1.0 GB. Free memory is still 938.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:10:21,203 INFO L168 Benchmark]: Boogie Preprocessor took 18.91 ms. Allocated memory is still 1.0 GB. Free memory is still 938.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:10:21,205 INFO L168 Benchmark]: RCFGBuilder took 358.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-01-01 23:10:21,206 INFO L168 Benchmark]: BuchiAutomizer took 28190.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.2 MB in the end (delta: 202.1 MB). Peak memory consumption was 202.1 MB. Max. memory is 11.5 GB. [2019-01-01 23:10:21,207 INFO L168 Benchmark]: Witness Printer took 5.35 ms. Allocated memory is still 1.2 GB. Free memory is still 898.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:10:21,213 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 278.82 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 938.0 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 43.49 ms. Allocated memory is still 1.0 GB. Free memory is still 938.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.91 ms. Allocated memory is still 1.0 GB. Free memory is still 938.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 358.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 28190.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.2 MB in the end (delta: 202.1 MB). Peak memory consumption was 202.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.35 ms. Allocated memory is still 1.2 GB. Free memory is still 898.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + 1000000 * k and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 28.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 26.8s. Construction of modules took 0.1s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 15 SDtfs, 20 SDslu, 20 SDs, 0 SdLazy, 19 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq143 hnf93 smp100 dnf100 smp100 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 47ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...