./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d29117e01c2d68b456be2ae55b4c10d8b73c290 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:59:36,786 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:59:36,787 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:59:36,795 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:59:36,795 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:59:36,796 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:59:36,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:59:36,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:59:36,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:59:36,799 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:59:36,800 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:59:36,800 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:59:36,800 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:59:36,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:59:36,802 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:59:36,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:59:36,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:59:36,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:59:36,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:59:36,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:59:36,807 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:59:36,808 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:59:36,810 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:59:36,810 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:59:36,810 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:59:36,811 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:59:36,811 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:59:36,812 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:59:36,812 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:59:36,813 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:59:36,813 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:59:36,814 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:59:36,814 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:59:36,814 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:59:36,814 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:59:36,815 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:59:36,815 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 12:59:36,826 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:59:36,826 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:59:36,827 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:59:36,827 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:59:36,828 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 12:59:36,828 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 12:59:36,828 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 12:59:36,828 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 12:59:36,828 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 12:59:36,828 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 12:59:36,829 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 12:59:36,829 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 12:59:36,830 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 12:59:36,830 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 12:59:36,831 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:59:36,831 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 12:59:36,831 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 12:59:36,831 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 12:59:36,831 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_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d29117e01c2d68b456be2ae55b4c10d8b73c290 [2018-12-02 12:59:36,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:59:36,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:59:36,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:59:36,863 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:59:36,863 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:59:36,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i [2018-12-02 12:59:36,897 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/data/15ef5fd80/6eb5f0f260c84880bd933452835cf1aa/FLAG07ac721fd [2018-12-02 12:59:37,308 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:59:37,308 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i [2018-12-02 12:59:37,312 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/data/15ef5fd80/6eb5f0f260c84880bd933452835cf1aa/FLAG07ac721fd [2018-12-02 12:59:37,320 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/data/15ef5fd80/6eb5f0f260c84880bd933452835cf1aa [2018-12-02 12:59:37,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:59:37,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:59:37,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:59:37,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:59:37,325 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:59:37,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672351b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37, skipping insertion in model container [2018-12-02 12:59:37,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:59:37,342 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:59:37,433 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:59:37,435 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:59:37,446 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:59:37,455 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:59:37,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37 WrapperNode [2018-12-02 12:59:37,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:59:37,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:59:37,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:59:37,456 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:59:37,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:59:37,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:59:37,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:59:37,473 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:59:37,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... [2018-12-02 12:59:37,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:59:37,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:59:37,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:59:37,482 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:59:37,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/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 [2018-12-02 12:59:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:59:37,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:59:37,610 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:59:37,611 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 12:59:37,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:59:37 BoogieIcfgContainer [2018-12-02 12:59:37,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:59:37,611 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 12:59:37,611 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 12:59:37,613 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 12:59:37,614 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 12:59:37,614 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 12:59:37" (1/3) ... [2018-12-02 12:59:37,614 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4a678e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 12:59:37, skipping insertion in model container [2018-12-02 12:59:37,614 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 12:59:37,615 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:59:37" (2/3) ... [2018-12-02 12:59:37,615 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4a678e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 12:59:37, skipping insertion in model container [2018-12-02 12:59:37,615 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 12:59:37,615 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:59:37" (3/3) ... [2018-12-02 12:59:37,616 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call1_true-termination.i [2018-12-02 12:59:37,647 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 12:59:37,647 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 12:59:37,647 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 12:59:37,647 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 12:59:37,647 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 12:59:37,648 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 12:59:37,648 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 12:59:37,648 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 12:59:37,648 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 12:59:37,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 12:59:37,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 12:59:37,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 12:59:37,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 12:59:37,671 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 12:59:37,671 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 12:59:37,671 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 12:59:37,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 12:59:37,672 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 12:59:37,672 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 12:59:37,672 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 12:59:37,672 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 12:59:37,672 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 12:59:37,676 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-12-02 12:59:37,677 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-02 12:59:37,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:59:37,680 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-02 12:59:37,681 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:59:37,682 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:59:37,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:59:37,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:59:37,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:59:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:59:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:59:37,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:59:37,733 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-02 12:59:37,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:59:37,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:59:37,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:59:37,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:59:37,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:59:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:59:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:59:37,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:59:37,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-02 12:59:37,742 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:59:37,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:59:37,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:59:37,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:59:37,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:59:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:59:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:59:37,777 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 12:59:37,778 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 12:59:37,778 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 12:59:37,778 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 12:59:37,778 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 12:59:37,778 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:37,778 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 12:59:37,778 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 12:59:37,778 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-02 12:59:37,778 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 12:59:37,779 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 12:59:37,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:37,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:37,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:37,872 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 12:59:37,873 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:37,876 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 12:59:37,876 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 12:59:37,881 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 12:59:37,881 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:37,896 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 12:59:37,897 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 12:59:37,898 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 12:59:37,899 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:37,913 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 12:59:37,913 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:37,931 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 12:59:37,931 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 12:59:53,480 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 12:59:53,485 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 12:59:53,485 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 12:59:53,485 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 12:59:53,486 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 12:59:53,486 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 12:59:53,486 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:53,486 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 12:59:53,486 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 12:59:53,486 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-02 12:59:53,486 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 12:59:53,486 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 12:59:53,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,548 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 12:59:53,552 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 12:59:53,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,553 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,554 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,554 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 12:59:53,556 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 12:59:53,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,560 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,560 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 12:59:53,561 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 12:59:53,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,562 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,562 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,562 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,562 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,563 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,563 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,563 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 12:59:53,563 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 12:59:53,564 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,570 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 12:59:53,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,571 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,571 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 12:59:53,572 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 12:59:53,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,574 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,574 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,574 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 12:59:53,574 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 12:59:53,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,576 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,576 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,577 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,577 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 12:59:53,578 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 12:59:53,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,584 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,585 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 12:59:53,585 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,585 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,585 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,586 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,586 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,586 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,588 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,588 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,588 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,589 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,590 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,590 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,590 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,591 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,591 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,600 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 12:59:53,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,600 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,601 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 12:59:53,602 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 12:59:53,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,604 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,604 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 12:59:53,605 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 12:59:53,605 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,607 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 12:59:53,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,607 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 12:59:53,609 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 12:59:53,609 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,621 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 12:59:53,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,622 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,622 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 12:59:53,622 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,623 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 12:59:53,625 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 12:59:53,625 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,629 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,629 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 12:59:53,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,629 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 12:59:53,630 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 12:59:53,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,632 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,632 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 12:59:53,633 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,633 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,633 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,633 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 12:59:53,634 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 12:59:53,634 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,655 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 12:59:53,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,656 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 12:59:53,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,656 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,659 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,664 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,665 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,665 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 12:59:53,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,667 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,667 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,670 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 12:59:53,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,671 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,671 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,671 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,672 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,673 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,702 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 12:59:53,703 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,704 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,704 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 12:59:53,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,705 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 12:59:53,709 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 12:59:53,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,712 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,713 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 12:59:53,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,713 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 12:59:53,715 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 12:59:53,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,717 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 12:59:53,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,718 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 12:59:53,719 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 12:59:53,719 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,747 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 12:59:53,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,748 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,748 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 12:59:53,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,749 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,750 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,753 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 12:59:53,754 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,754 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,754 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,756 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,757 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,757 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 12:59:53,757 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,757 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 12:59:53,758 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 12:59:53,758 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,762 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 12:59:53,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,763 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,763 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 12:59:53,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,764 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 12:59:53,765 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 12:59:53,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,771 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,772 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,772 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 12:59:53,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,772 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,773 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 12:59:53,773 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 12:59:53,773 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 12:59:53,776 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 12:59:53,777 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 12:59:53,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 12:59:53,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 12:59:53,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 12:59:53,777 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 12:59:53,778 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 12:59:53,778 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 12:59:53,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 12:59:53,795 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 12:59:53,795 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 12:59:53,795 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 12:59:53,795 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 12:59:53,795 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 12:59:53,796 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:53,796 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 12:59:53,796 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 12:59:53,796 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-02 12:59:53,796 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 12:59:53,796 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 12:59:53,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 12:59:53,866 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 12:59:53,866 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:53,868 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 12:59:53,868 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 12:59:53,870 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 12:59:53,870 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:53,886 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 12:59:53,886 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 12:59:53,888 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 12:59:53,888 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:53,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 12:59:53,904 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 12:59:53,920 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 12:59:53,920 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 13:00:06,585 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 13:00:06,591 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 13:00:06,592 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 13:00:06,592 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 13:00:06,592 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 13:00:06,592 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 13:00:06,592 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:06,592 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 13:00:06,592 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 13:00:06,592 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-02 13:00:06,592 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 13:00:06,592 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 13:00:06,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:06,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:06,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:06,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:06,655 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 13:00:06,655 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 13:00:06,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,656 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,656 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:06,656 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:06,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,658 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:06,659 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:06,659 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 13:00:06,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,667 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:06,667 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:06,668 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 13:00:06,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,673 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,673 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,674 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:06,674 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:06,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,675 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,675 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 13:00:06,675 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,675 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,676 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,676 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,676 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,676 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:06,676 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,677 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,678 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,679 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:06,680 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:06,688 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,689 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,689 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,691 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:06,691 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:06,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,703 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,703 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,703 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,704 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:06,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,705 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 13:00:06,705 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,706 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,706 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,706 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,707 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:06,707 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,708 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,708 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,710 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:06,710 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:06,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,719 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,721 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:06,721 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:06,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,743 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:06,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,744 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 13:00:06,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,745 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:06,746 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:06,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,747 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,747 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:06,749 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:06,749 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:06,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,758 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,759 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:06,761 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:06,761 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:06,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,787 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:06,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,788 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:06,789 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:06,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,790 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 13:00:06,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,790 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,790 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:06,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,791 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,791 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:06,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,792 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,792 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,792 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:06,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,793 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,794 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:06,794 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:06,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,805 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,805 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:06,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,805 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,807 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:06,807 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:06,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,865 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,866 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:06,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,866 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:06,867 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:06,867 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,867 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,867 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 13:00:06,867 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,868 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,868 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:06,868 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:06,868 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,868 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,868 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,869 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:06,869 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:06,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,870 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,870 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:06,870 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,871 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,872 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:06,872 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:06,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:06,889 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:06,890 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:06,890 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:06,890 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:06,890 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:06,890 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:06,892 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:06,892 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:07,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,156 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,156 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:07,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:07,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,157 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:07,158 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:07,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:07,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,159 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 13:00:07,159 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 [2018-12-02 13:00:07,159 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,160 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:07,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,160 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:07,161 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:07,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:07,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,162 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 [2018-12-02 13:00:07,162 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,162 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,163 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:07,165 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:07,165 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:07,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,183 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,184 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:07,187 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:07,187 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:07,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,904 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,904 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:07,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,905 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:07,906 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:07,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:07,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,906 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 13:00:07,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,907 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,907 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:07,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:07,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,907 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:07,907 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:07,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:07,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,909 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:07,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,909 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:07,910 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:07,910 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:07,916 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,917 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,917 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,917 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:07,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,917 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:07,919 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:07,919 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:07,931 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,931 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,932 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,932 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:07,932 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:07,932 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,932 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:07,932 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:07,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:07,933 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,933 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 13:00:07,933 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,934 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,934 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,934 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:07,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,934 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:07,935 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:07,935 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:07,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,936 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,936 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,937 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:07,938 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 13:00:07,939 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 13:00:07,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:07,952 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:07,952 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:07,952 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:07,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:07,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:07,953 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:07,954 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 13:00:07,954 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 13:00:08,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:08,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:08,038 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:08,038 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:08,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:08,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:08,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:08,039 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:08,039 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:08,039 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:08,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:08,041 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-02 13:00:08,041 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-02 13:00:08,041 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-02 13:00:08,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:00:08,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-02 13:00:08,041 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 13:00:08,041 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 13:00:08,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:00:08,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:00:08,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:00:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:00:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:00:08,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:00:08,047 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-02 13:00:08,048 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 13:00:08,048 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 13:00:08,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:00:08,048 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 13:00:08,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:00:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:00:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:00:08,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:00:08,052 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-02 13:00:08,052 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 13:00:08,052 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 13:00:08,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:00:08,053 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 13:00:08,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:00:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:00:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:00:08,075 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 13:00:08,075 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 13:00:08,075 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 13:00:08,075 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 13:00:08,075 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 13:00:08,075 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:08,075 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 13:00:08,075 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 13:00:08,075 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-02 13:00:08,076 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 13:00:08,076 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 13:00:08,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:08,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:08,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:08,115 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 13:00:08,115 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:08,117 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 13:00:08,117 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 13:00:08,119 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 13:00:08,119 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:08,144 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 13:00:08,144 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:08,171 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 13:00:08,172 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 13:00:20,885 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 13:00:20,891 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 13:00:20,891 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 13:00:20,891 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 13:00:20,891 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 13:00:20,891 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 13:00:20,891 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:20,891 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 13:00:20,891 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 13:00:20,891 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-02 13:00:20,891 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 13:00:20,891 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 13:00:20,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:20,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:20,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:20,934 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 13:00:20,935 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 13:00:20,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,935 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,936 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:20,936 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:20,936 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,937 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,938 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,938 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,938 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:20,938 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:20,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,941 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:20,941 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:20,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,942 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 13:00:20,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,942 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,942 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:20,943 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:20,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,943 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,944 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,944 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,944 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,944 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,944 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:20,945 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:20,945 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,947 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:20,948 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:20,948 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,948 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 13:00:20,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,949 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:20,949 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:20,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,950 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,951 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:20,951 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:20,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,954 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,954 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,954 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,954 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:20,954 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:20,954 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,955 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 13:00:20,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,956 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,956 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:20,956 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:20,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,957 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,957 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,957 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,958 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:20,958 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:20,958 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,961 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,961 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:20,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,961 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:20,962 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:20,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,962 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 13:00:20,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,963 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,963 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:20,963 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,963 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,963 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:20,964 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:20,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,964 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,965 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,965 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:20,965 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,965 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:20,966 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:20,966 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,971 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,971 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,972 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:20,972 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,972 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:20,972 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:20,973 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,973 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,973 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 13:00:20,974 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,974 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,974 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:20,974 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,974 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:20,975 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:20,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,976 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,976 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,976 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,976 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:20,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,977 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,977 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,977 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:20,977 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:20,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,984 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,984 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,984 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:20,985 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,985 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:20,986 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:20,986 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,988 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 13:00:20,988 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,988 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,988 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:20,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,989 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,989 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:20,989 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:20,989 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:20,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:20,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:20,990 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:20,991 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:20,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:20,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:20,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:20,991 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:20,992 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:20,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,006 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,006 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,007 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,007 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:21,007 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,007 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,007 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,007 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:21,010 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:21,010 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,011 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,011 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 13:00:21,011 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,012 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,012 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:21,012 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,012 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,012 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,012 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:21,012 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:21,013 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,014 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:21,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,015 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:21,015 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:21,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,018 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,019 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,019 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:21,019 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,019 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,019 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,019 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:21,020 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:21,020 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,022 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 13:00:21,022 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,023 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,023 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:21,023 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,023 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,023 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:21,024 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:21,024 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,026 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,026 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,026 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:21,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,027 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:21,027 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:21,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,032 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,033 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:21,033 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:21,033 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:21,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:21,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:21,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:21,034 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:21,035 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:21,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:21,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:21,074 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 13:00:21,074 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 13:00:21,074 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 13:00:21,074 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 13:00:21,074 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 13:00:21,074 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:21,074 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 13:00:21,074 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 13:00:21,074 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-02 13:00:21,074 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 13:00:21,074 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 13:00:21,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:21,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:21,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:21,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:21,123 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 13:00:21,123 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:21,125 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 13:00:21,126 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:21,150 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 13:00:21,151 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 13:00:21,160 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 13:00:21,160 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:21,176 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 13:00:21,176 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d4fdda6-7c06-4965-9773-757b4b652cfa/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:21,198 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 13:00:21,198 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 13:00:33,235 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 13:00:33,241 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 13:00:33,241 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 13:00:33,241 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 13:00:33,241 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 13:00:33,241 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 13:00:33,241 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 13:00:33,241 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 13:00:33,241 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 13:00:33,241 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-02 13:00:33,241 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 13:00:33,242 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 13:00:33,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:33,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:33,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:33,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 13:00:33,299 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 13:00:33,299 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 13:00:33,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,300 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,300 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:33,300 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:33,300 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 13:00:33,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,303 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,303 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:33,303 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:33,303 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 13:00:33,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,306 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,306 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:33,307 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:33,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,307 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,307 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,307 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 13:00:33,308 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 13:00:33,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,308 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 13:00:33,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,308 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,308 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,308 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,309 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:33,309 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:33,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,313 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,313 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,313 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,314 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:33,314 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:33,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,318 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 [2018-12-02 13:00:33,318 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,318 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,318 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:33,318 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,319 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,319 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,319 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,319 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,319 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:33,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,320 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 13:00:33,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,320 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,320 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,321 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:33,321 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:33,330 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,331 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,331 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,331 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,331 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,332 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:33,332 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:33,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,336 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,336 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,336 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,336 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:33,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,337 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,337 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,337 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:33,337 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,338 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 13:00:33,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,338 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,338 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:33,339 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:33,339 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:33,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,354 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,354 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:33,355 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:33,355 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:33,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,360 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,360 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:33,360 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:33,360 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 13:00:33,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,361 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:33,361 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:33,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,361 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 13:00:33,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,362 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:33,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,362 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,363 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:33,363 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:33,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,394 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,394 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,394 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:33,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,395 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,395 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 13:00:33,395 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 13:00:33,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,409 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,409 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:33,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,410 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,410 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:33,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,410 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,411 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,411 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:33,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,411 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 13:00:33,411 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 13:00:33,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,412 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 13:00:33,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,412 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,412 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:33,412 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,413 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,414 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:33,414 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:33,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,724 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,724 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:33,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,725 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,726 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:33,726 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:33,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,745 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,745 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:33,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,746 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,746 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:33,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,747 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,747 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 13:00:33,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:33,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,748 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:33,748 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:33,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:33,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:33,748 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 13:00:33,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:33,749 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:33,749 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:33,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:33,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:33,749 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:33,751 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:33,751 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:34,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,246 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,246 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,246 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:34,247 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 13:00:34,247 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 13:00:34,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,275 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 [2018-12-02 13:00:34,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,275 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:34,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,275 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:34,276 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:34,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:34,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,277 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,277 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:34,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,277 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 13:00:34,277 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 13:00:34,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:34,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,278 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 13:00:34,278 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 [2018-12-02 13:00:34,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,279 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:34,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,279 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:34,280 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:34,280 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:34,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,292 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:34,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,292 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:34,293 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 13:00:34,293 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 13:00:34,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,301 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:34,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:34,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:34,301 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:34,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:34,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,302 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,302 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 13:00:34,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:34,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,303 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 13:00:34,303 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 13:00:34,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:34,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,303 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 13:00:34,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,304 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,304 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:34,305 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 13:00:34,305 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 13:00:34,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,409 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,409 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,409 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:34,410 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 13:00:34,410 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 13:00:34,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,431 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,431 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:34,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,431 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,431 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:34,431 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:34,431 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:34,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 13:00:34,433 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 13:00:34,433 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 13:00:34,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 13:00:34,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 13:00:34,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 13:00:34,433 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 13:00:34,433 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 13:00:34,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 13:00:34,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 13:00:34,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 01:00:34 BoogieIcfgContainer [2018-12-02 13:00:34,438 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 13:00:34,438 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:00:34,438 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:00:34,438 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:00:34,438 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:59:37" (3/4) ... [2018-12-02 13:00:34,441 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 13:00:34,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:00:34,441 INFO L168 Benchmark]: Toolchain (without parser) took 57119.30 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 392.7 MB). Free memory was 957.1 MB in the beginning and 960.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 389.5 MB. Max. memory is 11.5 GB. [2018-12-02 13:00:34,442 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:00:34,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.75 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:00:34,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.52 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:00:34,443 INFO L168 Benchmark]: Boogie Preprocessor took 9.78 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:00:34,443 INFO L168 Benchmark]: RCFGBuilder took 128.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -150.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 13:00:34,444 INFO L168 Benchmark]: BuchiAutomizer took 56826.36 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 287.8 MB). Free memory was 1.1 GB in the beginning and 960.3 MB in the end (delta: 130.8 MB). Peak memory consumption was 426.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:00:34,444 INFO L168 Benchmark]: Witness Printer took 2.96 ms. Allocated memory is still 1.4 GB. Free memory is still 960.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:00:34,446 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 132.75 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.52 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.78 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 128.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -150.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 56826.36 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 287.8 MB). Free memory was 1.1 GB in the beginning and 960.3 MB in the end (delta: 130.8 MB). Peak memory consumption was 426.4 MB. Max. memory is 11.5 GB. * Witness Printer took 2.96 ms. Allocated memory is still 1.4 GB. Free memory is still 960.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 56.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 56.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 104ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.8s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...