./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 65c6b0abfb5e8339b0bc6a670283e66e92a514b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:56:09,686 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:56:09,687 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:56:09,694 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:56:09,694 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:56:09,695 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:56:09,696 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:56:09,697 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:56:09,698 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:56:09,698 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:56:09,699 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:56:09,699 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:56:09,700 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:56:09,700 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:56:09,701 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:56:09,701 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:56:09,702 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:56:09,703 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:56:09,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:56:09,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:56:09,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:56:09,707 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:56:09,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:56:09,709 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:56:09,709 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:56:09,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:56:09,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:56:09,711 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:56:09,711 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:56:09,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:56:09,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:56:09,713 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:56:09,713 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:56:09,713 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:56:09,713 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:56:09,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:56:09,714 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-18 09:56:09,724 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:56:09,724 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:56:09,725 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:56:09,725 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:56:09,725 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:56:09,726 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 09:56:09,726 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 09:56:09,726 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 09:56:09,726 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 09:56:09,726 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 09:56:09,726 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 09:56:09,726 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:56:09,726 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 09:56:09,727 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:56:09,728 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 09:56:09,728 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:56:09,728 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:56:09,728 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 09:56:09,728 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:56:09,728 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:56:09,728 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 09:56:09,729 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 09:56:09,729 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65c6b0abfb5e8339b0bc6a670283e66e92a514b2 [2018-11-18 09:56:09,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:56:09,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:56:09,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:56:09,761 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:56:09,761 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:56:09,761 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i [2018-11-18 09:56:09,795 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/data/88a8a5339/309bf2fb33b04457b34d27b28076cfbc/FLAG309676515 [2018-11-18 09:56:10,210 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:56:10,210 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i [2018-11-18 09:56:10,217 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/data/88a8a5339/309bf2fb33b04457b34d27b28076cfbc/FLAG309676515 [2018-11-18 09:56:10,225 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/data/88a8a5339/309bf2fb33b04457b34d27b28076cfbc [2018-11-18 09:56:10,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:56:10,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:56:10,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:56:10,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:56:10,232 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:56:10,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10, skipping insertion in model container [2018-11-18 09:56:10,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:56:10,268 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:56:10,444 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:56:10,450 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:56:10,477 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:56:10,548 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:56:10,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10 WrapperNode [2018-11-18 09:56:10,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:56:10,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:56:10,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:56:10,549 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:56:10,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:56:10,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:56:10,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:56:10,573 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:56:10,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... [2018-11-18 09:56:10,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:56:10,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:56:10,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:56:10,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:56:10,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_33d875fe-a3f1-4998-a442-5443c11590d5/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 09:56:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:56:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:56:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:56:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:56:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:56:10,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:56:10,812 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:56:10,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:56:10 BoogieIcfgContainer [2018-11-18 09:56:10,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:56:10,813 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 09:56:10,813 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 09:56:10,816 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 09:56:10,817 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 09:56:10,817 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 09:56:10" (1/3) ... [2018-11-18 09:56:10,818 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33c9fba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 09:56:10, skipping insertion in model container [2018-11-18 09:56:10,818 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 09:56:10,819 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:10" (2/3) ... [2018-11-18 09:56:10,819 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33c9fba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 09:56:10, skipping insertion in model container [2018-11-18 09:56:10,819 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 09:56:10,819 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:56:10" (3/3) ... [2018-11-18 09:56:10,820 INFO L375 chiAutomizerObserver]: Analyzing ICFG ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i [2018-11-18 09:56:10,854 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:56:10,854 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 09:56:10,855 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 09:56:10,855 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 09:56:10,855 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:56:10,855 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:56:10,855 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 09:56:10,855 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:56:10,855 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 09:56:10,865 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-18 09:56:10,879 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-18 09:56:10,879 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 09:56:10,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 09:56:10,883 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 09:56:10,884 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-18 09:56:10,884 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 09:56:10,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-18 09:56:10,884 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-18 09:56:10,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 09:56:10,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 09:56:10,885 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 09:56:10,885 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-18 09:56:10,890 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem8, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.alloc(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.alloc(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.alloc(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6;call write~int(main_#t~nondet7, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~nondet7; 9#L554-4true [2018-11-18 09:56:10,890 INFO L796 eck$LassoCheckResult]: Loop: 9#L554-4true assume true; 4#L554-1true call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4); 7#L554-2true assume !!(main_#t~mem8 > 0);havoc main_#t~mem8;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem9 + main_#t~mem10, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem10;havoc main_#t~mem9;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem11;call main_#t~mem12 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(-main_#t~mem12 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem12; 9#L554-4true [2018-11-18 09:56:10,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:10,894 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 09:56:10,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:10,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:10,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:10,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:10,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:56:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:56:10,985 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:10,985 INFO L82 PathProgramCache]: Analyzing trace with hash 35818, now seen corresponding path program 1 times [2018-11-18 09:56:10,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:10,986 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:10,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:10,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:10,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:56:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:56:11,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:11,005 INFO L82 PathProgramCache]: Analyzing trace with hash 28694760, now seen corresponding path program 1 times [2018-11-18 09:56:11,005 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:11,005 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:11,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:11,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:11,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:56:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:56:11,307 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2018-11-18 09:56:11,391 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 09:56:11,392 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 09:56:11,392 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 09:56:11,393 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 09:56:11,393 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 09:56:11,393 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 09:56:11,393 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 09:56:11,393 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 09:56:11,393 INFO L131 ssoRankerPreferences]: Filename of dumped script: ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i_Iteration1_Lasso [2018-11-18 09:56:11,394 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 09:56:11,394 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 09:56:11,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,588 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2018-11-18 09:56:11,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:11,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 09:56:12,010 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 09:56:12,014 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 09:56:12,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,018 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,022 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,022 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,037 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,039 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,040 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,048 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,049 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,049 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,049 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,049 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,053 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,053 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,067 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,067 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 09:56:12,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,068 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,069 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 09:56:12,069 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,077 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,077 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,078 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,078 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,080 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,080 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,082 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,083 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,084 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,088 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,089 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,108 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 [2018-11-18 09:56:12,108 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,109 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 09:56:12,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,109 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,110 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 09:56:12,110 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,117 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,117 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 09:56:12,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,118 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,119 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 09:56:12,120 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,129 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,129 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,134 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,135 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,135 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,135 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,136 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,136 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,136 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,137 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,137 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,137 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,137 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,138 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,138 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 [2018-11-18 09:56:12,139 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,139 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,139 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,139 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,140 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,140 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,140 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 [2018-11-18 09:56:12,141 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,141 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,142 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,142 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,143 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,144 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,144 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,145 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,145 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,145 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,146 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,146 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,147 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,147 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,150 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 [2018-11-18 09:56:12,150 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,150 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,151 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,151 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,152 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,153 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,153 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,153 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,153 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,154 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,154 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,154 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,155 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 [2018-11-18 09:56:12,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,156 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,156 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,156 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,158 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,158 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,159 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,160 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,160 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,162 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 [2018-11-18 09:56:12,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,162 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,162 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,163 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,163 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,164 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,165 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 09:56:12,165 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 09:56:12,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,168 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,168 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 09:56:12,169 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 09:56:12,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,170 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 09:56:12,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,170 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,171 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,172 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,172 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,178 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,180 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,180 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,186 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,189 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,190 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,201 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 09:56:12,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,201 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,203 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 09:56:12,203 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,209 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,210 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,210 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,212 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,216 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,216 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,232 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,233 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 09:56:12,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,233 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,234 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 09:56:12,234 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,240 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 09:56:12,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,240 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,241 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 09:56:12,241 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,249 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,250 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,250 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,254 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,255 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,255 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,255 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,255 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,256 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,257 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,257 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,257 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,259 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,259 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,260 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,261 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,262 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,262 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,264 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,264 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,264 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,265 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,267 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,268 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,268 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,272 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,272 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,273 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,273 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,277 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,277 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,278 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,279 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,279 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,280 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,280 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,280 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,280 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,281 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,282 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,282 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,283 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,290 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,291 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,291 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,292 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,293 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,293 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 09:56:12,293 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 09:56:12,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 09:56:12,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,297 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 09:56:12,297 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 09:56:12,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 09:56:12,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,298 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 09:56:12,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 09:56:12,300 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 09:56:12,300 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 09:56:12,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,310 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,311 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 09:56:12,312 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 09:56:12,312 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 09:56:12,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 09:56:12,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 09:56:12,318 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 09:56:12,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 09:56:12,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 09:56:12,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 09:56:12,325 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 09:56:12,325 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 09:56:12,343 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 09:56:12,370 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2018-11-18 09:56:12,370 INFO L444 ModelExtractionUtils]: 19 out of 29 variables were initially zero. Simplification set additionally 3 variables to zero. [2018-11-18 09:56:12,372 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 09:56:12,374 INFO L440 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2018-11-18 09:56:12,374 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 09:56:12,374 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~z~0.base) ULTIMATE.start_main_~z~0.offset)_1 + 2*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_1 f1 = 3*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_1 f2 = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 Supporting invariants [] [2018-11-18 09:56:12,482 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2018-11-18 09:56:12,493 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,494 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,494 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,495 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,495 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,498 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,498 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,499 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,499 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,499 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,499 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,499 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,500 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,500 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,500 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,500 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 09:56:12,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:12,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:56:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:12,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:56:12,785 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2018-11-18 09:56:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:56:12,796 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-11-18 09:56:12,797 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states. Second operand 4 states. [2018-11-18 09:56:12,880 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states.. Second operand 4 states. Result 20 states and 22 transitions. Complement of second has 7 states. [2018-11-18 09:56:12,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-18 09:56:12,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-18 09:56:12,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2018-11-18 09:56:12,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 2 letters. Loop has 3 letters. [2018-11-18 09:56:12,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 09:56:12,885 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 5 letters. Loop has 3 letters. [2018-11-18 09:56:12,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 09:56:12,885 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 2 letters. Loop has 6 letters. [2018-11-18 09:56:12,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 09:56:12,885 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 22 transitions. [2018-11-18 09:56:12,886 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 09:56:12,888 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2018-11-18 09:56:12,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 09:56:12,889 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 09:56:12,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 09:56:12,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 09:56:12,889 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:56:12,889 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:56:12,889 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:56:12,889 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 09:56:12,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:56:12,889 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 09:56:12,890 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 09:56:12,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 09:56:12 BoogieIcfgContainer [2018-11-18 09:56:12,893 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 09:56:12,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:56:12,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:56:12,894 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:56:12,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:56:10" (3/4) ... [2018-11-18 09:56:12,897 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:56:12,897 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:56:12,897 INFO L168 Benchmark]: Toolchain (without parser) took 2669.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.0 MB in the beginning and 960.7 MB in the end (delta: -3.7 MB). Peak memory consumption was 138.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:12,898 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:56:12,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:12,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:12,900 INFO L168 Benchmark]: Boogie Preprocessor took 18.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:56:12,900 INFO L168 Benchmark]: RCFGBuilder took 220.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:12,900 INFO L168 Benchmark]: BuchiAutomizer took 2080.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.7 MB in the end (delta: 147.2 MB). Peak memory consumption was 147.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:12,901 INFO L168 Benchmark]: Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:56:12,903 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 220.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2080.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.7 MB in the end (delta: 147.2 MB). Peak memory consumption was 147.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * 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 3-nested ranking function (if 2 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[z][z] + 2 * unknown-#memory_int-unknown[y][y] > 0 then 2 else (if 3 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[y][y] > 0 then 1 else 0)), (if 2 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[z][z] + 2 * unknown-#memory_int-unknown[y][y] > 0 then 2 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[z][z] + 2 * unknown-#memory_int-unknown[y][y] else (if 3 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[y][y] > 0 then 3 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[y][y] else unknown-#memory_int-unknown[x][x])) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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: 6 SDtfs, 5 SDslu, 8 SDs, 0 SdLazy, 6 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital442 mio100 ax104 hnf100 lsp94 ukn38 mio100 lsp42 div100 bol100 ite100 ukn100 eq195 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 7ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...