./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d38e7f8e829b6fb879eed3e9eda17afd63dbb323 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:28:45,697 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:28:45,698 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:28:45,704 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:28:45,704 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:28:45,705 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:28:45,706 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:28:45,706 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:28:45,707 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:28:45,708 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:28:45,708 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:28:45,708 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:28:45,709 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:28:45,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:28:45,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:28:45,710 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:28:45,711 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:28:45,711 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:28:45,712 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:28:45,713 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:28:45,714 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:28:45,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:28:45,715 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:28:45,715 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:28:45,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:28:45,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:28:45,717 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:28:45,717 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:28:45,717 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:28:45,718 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:28:45,718 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:28:45,718 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:28:45,719 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:28:45,719 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:28:45,719 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:28:45,719 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:28:45,720 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-02 02:28:45,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:28:45,727 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:28:45,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 02:28:45,728 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 02:28:45,728 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 02:28:45,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:28:45,729 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 02:28:45,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:28:45,730 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 02:28:45,730 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 02:28:45,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:28:45,730 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 02:28:45,730 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 02:28:45,730 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 02:28:45,730 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_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e7f8e829b6fb879eed3e9eda17afd63dbb323 [2018-12-02 02:28:45,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:28:45,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:28:45,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:28:45,760 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:28:45,760 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:28:45,761 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c [2018-12-02 02:28:45,800 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/data/177305c00/78b90dc8b33340869b2b3ff14dfe5976/FLAG9dc4769ca [2018-12-02 02:28:46,222 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:28:46,222 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c [2018-12-02 02:28:46,226 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/data/177305c00/78b90dc8b33340869b2b3ff14dfe5976/FLAG9dc4769ca [2018-12-02 02:28:46,234 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/bin-2019/uautomizer/data/177305c00/78b90dc8b33340869b2b3ff14dfe5976 [2018-12-02 02:28:46,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:28:46,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:28:46,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:28:46,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:28:46,239 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:28:46,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,242 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 02:28:46, skipping insertion in model container [2018-12-02 02:28:46,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:28:46,254 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:28:46,337 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:28:46,339 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:28:46,347 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:28:46,354 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:28:46,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46 WrapperNode [2018-12-02 02:28:46,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:28:46,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:28:46,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:28:46,356 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:28:46,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:28:46,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:28:46,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:28:46,373 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:28:46,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... [2018-12-02 02:28:46,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:28:46,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:28:46,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:28:46,383 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:28:46,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:28:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:28:46,508 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:28:46,508 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-02 02:28:46,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:46 BoogieIcfgContainer [2018-12-02 02:28:46,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:28:46,509 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 02:28:46,509 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 02:28:46,511 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 02:28:46,511 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 02:28:46,511 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 02:28:46" (1/3) ... [2018-12-02 02:28:46,512 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40f492a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:28:46, skipping insertion in model container [2018-12-02 02:28:46,512 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 02:28:46,512 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:46" (2/3) ... [2018-12-02 02:28:46,512 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40f492a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:28:46, skipping insertion in model container [2018-12-02 02:28:46,513 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 02:28:46,513 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:46" (3/3) ... [2018-12-02 02:28:46,514 INFO L375 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c [2018-12-02 02:28:46,545 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 02:28:46,546 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 02:28:46,546 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 02:28:46,546 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 02:28:46,546 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 02:28:46,546 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 02:28:46,546 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 02:28:46,546 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 02:28:46,546 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 02:28:46,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-12-02 02:28:46,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 02:28:46,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 02:28:46,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 02:28:46,572 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 02:28:46,572 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 02:28:46,572 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 02:28:46,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-12-02 02:28:46,572 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 02:28:46,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 02:28:46,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 02:28:46,573 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 02:28:46,573 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 02:28:46,577 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true [2018-12-02 02:28:46,577 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2018-12-02 02:28:46,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:28:46,581 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-02 02:28:46,582 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:28:46,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:28:46,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:46,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:28:46,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:46,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:28:46,638 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-02 02:28:46,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:28:46,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:28:46,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:46,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:28:46,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:46,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:28:46,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-02 02:28:46,655 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:28:46,655 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:28:46,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:46,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:28:46,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:46,718 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:28:46,718 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:28:46,718 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:28:46,718 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:28:46,718 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 02:28:46,719 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:28:46,719 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:28:46,719 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:28:46,719 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-02 02:28:46,719 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:28:46,719 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:28:46,731 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 02:28:46,735 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 02:28:46,749 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 02:28:46,932 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:28:46,933 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:46,936 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:28:46,936 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:28:46,940 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:28:46,941 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:46,955 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:28:46,956 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:46,975 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:28:46,975 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:28:47,021 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-02 02:28:47,022 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:28:47,023 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:28:47,023 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:28:47,023 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:28:47,023 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 02:28:47,023 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:28:47,023 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:28:47,023 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:28:47,023 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-02 02:28:47,023 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:28:47,023 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:28:47,024 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 02:28:47,031 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 02:28:47,032 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 02:28:47,207 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-12-02 02:28:47,210 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:28:47,213 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 02:28:47,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,215 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,215 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,215 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:28:47,226 INFO L402 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2018-12-02 02:28:47,226 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 02:28:47,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,323 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:28:47,323 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:28:47,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,324 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,325 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,325 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:28:47,326 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:28:47,326 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,326 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 02:28:47,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,327 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,328 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,328 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:47,337 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-12-02 02:28:47,337 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-12-02 02:28:47,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,408 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 02:28:47,408 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,409 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:47,410 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:47,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,410 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,411 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,411 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:47,412 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:47,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,412 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 02:28:47,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,413 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,414 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,421 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-12-02 02:28:47,422 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-12-02 02:28:47,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,492 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,492 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,493 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:47,493 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,494 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,495 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,495 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:47,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,496 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 02:28:47,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,496 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,497 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,497 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:47,505 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-12-02 02:28:47,506 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-12-02 02:28:47,554 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,554 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,554 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,554 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,555 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:47,555 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:47,555 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,556 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,556 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,556 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:47,557 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,557 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,557 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,557 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:47,557 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:47,557 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,558 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,558 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 02:28:47,558 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,559 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:47,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,559 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,559 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:47,564 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-12-02 02:28:47,564 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-12-02 02:28:47,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,614 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,614 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:47,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,615 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:47,615 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:47,615 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,617 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,617 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:47,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,617 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:47,618 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:47,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,618 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 02:28:47,619 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,619 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,619 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:28:47,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,620 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,620 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,627 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-12-02 02:28:47,627 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-12-02 02:28:47,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,714 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:28:47,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,715 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,715 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:47,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,716 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 02:28:47,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,717 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:28:47,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,717 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,718 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:47,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,719 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 02:28:47,719 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,720 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:47,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,720 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,720 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:47,730 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-12-02 02:28:47,730 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-12-02 02:28:47,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:47,865 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,865 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:47,865 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,865 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,865 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,865 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:47,866 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:47,866 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,867 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:47,867 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,867 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:47,868 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:47,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,868 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 02:28:47,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,869 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:47,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,869 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,869 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,875 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-12-02 02:28:47,875 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-12-02 02:28:47,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,914 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,914 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:47,914 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,914 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,914 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:47,914 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:47,916 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,916 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:47,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:47,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:47,916 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:47,916 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:47,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:47,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:47,917 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 02:28:47,917 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 02:28:47,917 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:47,917 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:47,918 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:47,918 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:47,918 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:28:47,926 INFO L402 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2018-12-02 02:28:47,926 INFO L403 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2018-12-02 02:28:48,044 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,045 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,045 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:48,045 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,045 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:28:48,046 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:28:48,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,047 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,047 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,047 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:48,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,048 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:28:48,048 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:28:48,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,049 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-02 02:28:48,049 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2018-12-02 02:28:48,049 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2018-12-02 02:28:48,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:28:48,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-02 02:28:48,050 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:28:48,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:28:48,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:48,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:28:48,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:48,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:28:48,055 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-02 02:28:48,055 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:28:48,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:28:48,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:48,055 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 02:28:48,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:48,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:28:48,058 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-02 02:28:48,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:28:48,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:28:48,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:48,059 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 02:28:48,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:28:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:28:48,093 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:28:48,093 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:28:48,093 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:28:48,093 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:28:48,093 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 02:28:48,093 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:28:48,093 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:28:48,093 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:28:48,093 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-02 02:28:48,093 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:28:48,093 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:28:48,094 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 02:28:48,101 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 02:28:48,102 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 02:28:48,259 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:28:48,259 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:48,263 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:28:48,263 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:28:48,265 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:28:48,266 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_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:48,280 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:28:48,280 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:28:48,282 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:28:48,282 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:48,306 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:28:48,306 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2a7161-7a52-4c94-9b1a-2f7e9b293f0e/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 02:28:48,325 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:28:48,325 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:28:48,365 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-02 02:28:48,366 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:28:48,366 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:28:48,366 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:28:48,366 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:28:48,366 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 02:28:48,366 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:28:48,366 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:28:48,366 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:28:48,366 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-02 02:28:48,366 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:28:48,366 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:28:48,367 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 02:28:48,368 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 02:28:48,370 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 02:28:48,524 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:28:48,524 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 02:28:48,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,525 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,525 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,526 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,526 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:28:48,526 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:28:48,526 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,526 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,527 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,527 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,527 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,527 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:28:48,527 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:28:48,527 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,528 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,528 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,528 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,528 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,529 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:48,529 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:28:48,531 INFO L402 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2018-12-02 02:28:48,531 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 02:28:48,549 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,549 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 02:28:48,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:48,550 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,550 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,550 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,550 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,550 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:48,550 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:48,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,551 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,551 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,551 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,551 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,552 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:48,552 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:48,552 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,552 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,552 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:48,552 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,552 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:48,552 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:48,556 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-12-02 02:28:48,556 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-12-02 02:28:48,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,591 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 02:28:48,592 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:48,592 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,592 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,592 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,592 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:48,592 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:48,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,593 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,593 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,593 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,593 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,593 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,593 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:48,593 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:48,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,594 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,594 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,594 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:48,594 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:48,599 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-12-02 02:28:48,599 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-12-02 02:28:48,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,638 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 02:28:48,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,638 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,639 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:48,639 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:48,639 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,640 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:48,640 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:48,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:28:48,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,641 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:48,641 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:48,648 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-12-02 02:28:48,648 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-12-02 02:28:48,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,706 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 02:28:48,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,706 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:48,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,706 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,706 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:48,707 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:48,707 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,707 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,708 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:48,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,708 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:48,708 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:28:48,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,709 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,709 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:48,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,709 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:48,709 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:28:48,714 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-12-02 02:28:48,714 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-12-02 02:28:48,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,787 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 02:28:48,787 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 02:28:48,787 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,787 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:28:48,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,788 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:48,788 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:48,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,789 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,789 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:28:48,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:48,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:48,790 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:48,790 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:48,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:48,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:48,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:48,791 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:48,791 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:28:48,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:48,791 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:48,791 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:48,798 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-12-02 02:28:48,798 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-12-02 02:28:49,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,007 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 02:28:49,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:49,008 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,008 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:49,008 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:49,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:49,008 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:49,009 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:49,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:49,009 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:49,010 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,010 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:49,010 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:49,010 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,010 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:49,010 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:49,010 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:28:49,011 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:49,011 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,011 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 02:28:49,011 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,011 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:49,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,012 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:49,012 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:28:49,018 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-12-02 02:28:49,019 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-12-02 02:28:49,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,119 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 02:28:49,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:49,120 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,120 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:49,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:49,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:49,120 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:49,120 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:49,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:49,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:49,121 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,121 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:49,121 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:49,122 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,122 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:49,122 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:49,122 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:28:49,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:49,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:49,123 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,123 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:28:49,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,123 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:49,123 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:28:49,128 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-12-02 02:28:49,128 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-12-02 02:28:49,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,163 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 02:28:49,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:49,163 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,163 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:49,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:49,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:49,164 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:28:49,164 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:28:49,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:49,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 02:28:49,165 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,166 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:49,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:28:49,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:28:49,166 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:28:49,166 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:28:49,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:28:49,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:28:49,167 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:28:49,168 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:28:49,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:28:49,168 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-02 02:28:49,168 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:28:49,175 INFO L402 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2018-12-02 02:28:49,175 INFO L403 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2018-12-02 02:28:49,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:28:49,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 02:28:49 BoogieIcfgContainer [2018-12-02 02:28:49,273 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 02:28:49,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:28:49,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:28:49,273 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:28:49,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:46" (3/4) ... [2018-12-02 02:28:49,276 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 02:28:49,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:28:49,277 INFO L168 Benchmark]: Toolchain (without parser) took 3040.29 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 288.9 MB). Free memory was 957.1 MB in the beginning and 946.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 299.2 MB. Max. memory is 11.5 GB. [2018-12-02 02:28:49,277 INFO L168 Benchmark]: CDTParser took 0.16 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 02:28:49,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 117.86 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 02:28:49,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.01 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 02:28:49,278 INFO L168 Benchmark]: Boogie Preprocessor took 10.23 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 02:28:49,279 INFO L168 Benchmark]: RCFGBuilder took 125.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:28:49,279 INFO L168 Benchmark]: BuchiAutomizer took 2764.56 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 209.7 MB). Free memory was 1.1 GB in the beginning and 946.8 MB in the end (delta: 118.0 MB). Peak memory consumption was 521.3 MB. Max. memory is 11.5 GB. [2018-12-02 02:28:49,279 INFO L168 Benchmark]: Witness Printer took 2.73 ms. Allocated memory is still 1.3 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:28:49,282 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 117.86 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 17.01 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 10.23 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 125.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2764.56 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 209.7 MB). Free memory was 1.1 GB in the beginning and 946.8 MB in the end (delta: 118.0 MB). Peak memory consumption was 521.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.73 ms. Allocated memory is still 1.3 GB. Free memory is still 946.8 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 2.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. 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: inital49 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div268 bol100 ite111 ukn100 eq134 hnf57 smp88 dnf215 smp78 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 102ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2;" "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" Loop: "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...