./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.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_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 17:19:34,787 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:19:34,788 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:19:34,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:19:34,795 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:19:34,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:19:34,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:19:34,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:19:34,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:19:34,798 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:19:34,799 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:19:34,799 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:19:34,799 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:19:34,800 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:19:34,800 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:19:34,801 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:19:34,801 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:19:34,802 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:19:34,803 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:19:34,804 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:19:34,804 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:19:34,805 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:19:34,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:19:34,806 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:19:34,807 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:19:34,807 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:19:34,808 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:19:34,808 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:19:34,808 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:19:34,809 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:19:34,809 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:19:34,809 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:19:34,810 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:19:34,810 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:19:34,810 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:19:34,811 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:19:34,811 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-01 17:19:34,819 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:19:34,819 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:19:34,820 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:19:34,820 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:19:34,820 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 17:19:34,820 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-01 17:19:34,820 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-01 17:19:34,820 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-01 17:19:34,820 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-01 17:19:34,820 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-01 17:19:34,821 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-01 17:19:34,821 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:19:34,822 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-01 17:19:34,822 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:19:34,822 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-01 17:19:34,822 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:19:34,822 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 17:19:34,822 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-01 17:19:34,822 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:19:34,823 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 17:19:34,823 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-01 17:19:34,823 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-01 17:19:34,823 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_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2018-12-01 17:19:34,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:19:34,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:19:34,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:19:34,849 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:19:34,850 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:19:34,850 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-12-01 17:19:34,885 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/data/25f61a871/97468f11f99d4248a34f0b0615308d52/FLAGd609ebaa1 [2018-12-01 17:19:35,318 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:19:35,319 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-12-01 17:19:35,322 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/data/25f61a871/97468f11f99d4248a34f0b0615308d52/FLAGd609ebaa1 [2018-12-01 17:19:35,330 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/data/25f61a871/97468f11f99d4248a34f0b0615308d52 [2018-12-01 17:19:35,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:19:35,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:19:35,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:19:35,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:19:35,335 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:19:35,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432dabb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35, skipping insertion in model container [2018-12-01 17:19:35,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:19:35,350 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:19:35,428 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:19:35,430 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:19:35,438 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:19:35,446 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:19:35,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35 WrapperNode [2018-12-01 17:19:35,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:19:35,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:19:35,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:19:35,447 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:19:35,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:19:35,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:19:35,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:19:35,465 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:19:35,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... [2018-12-01 17:19:35,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:19:35,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:19:35,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:19:35,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:19:35,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:19:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:19:35,602 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:19:35,602 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-01 17:19:35,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:35 BoogieIcfgContainer [2018-12-01 17:19:35,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:19:35,603 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-01 17:19:35,603 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-01 17:19:35,605 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-01 17:19:35,605 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 17:19:35,605 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.12 05:19:35" (1/3) ... [2018-12-01 17:19:35,606 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@325f84b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 05:19:35, skipping insertion in model container [2018-12-01 17:19:35,606 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 17:19:35,606 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:35" (2/3) ... [2018-12-01 17:19:35,606 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@325f84b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 05:19:35, skipping insertion in model container [2018-12-01 17:19:35,606 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 17:19:35,607 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:35" (3/3) ... [2018-12-01 17:19:35,608 INFO L375 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-12-01 17:19:35,641 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 17:19:35,642 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-01 17:19:35,642 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-01 17:19:35,642 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-01 17:19:35,642 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 17:19:35,642 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 17:19:35,642 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-01 17:19:35,642 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 17:19:35,642 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-01 17:19:35,650 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-12-01 17:19:35,662 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 17:19:35,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 17:19:35,663 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 17:19:35,666 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-01 17:19:35,666 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 17:19:35,667 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-01 17:19:35,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-12-01 17:19:35,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 17:19:35,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 17:19:35,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 17:19:35,667 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-01 17:19:35,667 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 17:19:35,672 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 3#L17-2true [2018-12-01 17:19:35,672 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-12-01 17:19:35,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:19:35,676 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2018-12-01 17:19:35,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:19:35,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:19:35,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:35,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:19:35,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:35,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:19:35,737 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2018-12-01 17:19:35,737 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:19:35,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:19:35,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:35,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:19:35,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:35,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:19:35,742 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2018-12-01 17:19:35,743 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:19:35,743 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:19:35,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:35,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:19:35,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:35,793 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 17:19:35,794 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 17:19:35,794 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 17:19:35,794 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 17:19:35,794 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 17:19:35,794 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 17:19:35,795 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 17:19:35,795 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 17:19:35,795 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-12-01 17:19:35,795 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 17:19:35,795 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 17:19:35,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:35,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:35,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:35,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:35,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:35,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:35,874 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 17:19:35,875 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,878 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:19:35,878 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:19:35,883 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:19:35,883 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_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,898 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:19:35,898 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:19:35,913 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:19:35,913 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,918 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:19:35,918 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:19:35,921 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:19:35,921 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,945 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:19:35,945 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:19:35,947 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:19:35,947 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_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,962 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:19:35,962 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/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 [2018-12-01 17:19:35,981 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 17:19:35,981 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:19:36,040 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-01 17:19:36,041 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 17:19:36,041 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 17:19:36,041 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 17:19:36,041 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 17:19:36,042 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 17:19:36,042 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 17:19:36,042 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 17:19:36,042 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 17:19:36,042 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-12-01 17:19:36,042 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 17:19:36,042 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 17:19:36,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:36,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:36,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:36,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:36,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:36,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:19:36,106 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 17:19:36,110 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 17:19:36,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,112 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,112 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:19:36,115 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:19:36,115 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:19:36,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,121 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,121 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,121 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:19:36,121 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 17:19:36,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,122 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,123 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,123 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,123 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:19:36,123 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 17:19:36,123 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,124 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,124 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,124 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,124 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,125 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:19:36,125 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 17:19:36,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,127 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:19:36,130 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:19:36,130 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:19:36,143 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,144 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,144 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:19:36,145 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:19:36,145 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:19:36,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,151 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 17:19:36,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,152 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,152 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,154 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:19:36,154 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:19:36,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,159 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,160 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:19:36,160 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,162 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,162 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:19:36,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,163 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 [2018-12-01 17:19:36,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,164 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,165 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:19:36,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,167 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,170 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:19:36,170 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:19:36,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,186 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,188 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:19:36,188 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:19:36,193 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,193 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 17:19:36,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,194 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,194 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,194 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,196 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,196 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,201 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,201 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,202 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,202 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,202 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,203 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,205 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,206 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,208 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,210 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,212 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,212 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,227 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,229 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,229 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,234 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 17:19:36,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,236 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,237 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:19:36,238 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:19:36,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,242 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,243 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:19:36,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,244 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,245 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:19:36,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,245 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,246 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,246 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:19:36,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,247 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,249 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:19:36,249 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:19:36,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,263 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:19:36,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,263 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,265 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:19:36,265 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:19:36,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,271 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 17:19:36,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,272 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,272 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,272 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,273 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:19:36,273 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:19:36,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,278 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,278 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,279 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:19:36,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,280 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,280 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,281 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,281 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:19:36,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,283 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,283 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,283 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,284 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:19:36,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,285 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,285 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,286 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,287 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:19:36,287 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:19:36,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,297 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,297 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,297 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:19:36,299 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:19:36,299 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:19:36,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,303 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 17:19:36,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,304 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:19:36,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,304 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,305 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,305 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,311 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,311 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:19:36,311 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,311 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,312 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,312 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,313 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,314 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,314 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:19:36,314 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,314 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,315 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,317 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:19:36,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,318 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,319 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,321 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,321 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:19:36,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,322 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,325 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,325 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,339 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:19:36,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,340 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,342 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,342 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,348 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 17:19:36,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,349 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,349 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,352 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:19:36,352 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:19:36,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,361 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,362 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,363 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:19:36,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,364 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,364 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,365 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,365 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,367 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:19:36,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,368 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,369 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,369 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,369 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,370 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:19:36,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,371 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,372 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,373 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,375 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:19:36,375 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:19:36,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,392 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,393 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:19:36,395 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:19:36,395 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:19:36,401 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,402 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 17:19:36,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,403 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,403 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,404 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,404 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,408 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,409 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,409 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,410 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,411 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,411 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,412 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,412 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,412 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,414 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,414 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,414 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,415 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,415 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:19:36,415 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,417 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,418 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,418 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,419 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,419 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:19:36,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,429 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:19:36,430 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:19:36,430 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:19:36,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,434 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 17:19:36,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,435 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,435 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,435 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:19:36,437 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:19:36,437 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:19:36,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,442 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,443 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:19:36,443 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:19:36,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,446 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,446 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,446 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,447 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,447 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:19:36,447 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:19:36,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,450 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,450 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:19:36,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,451 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:19:36,451 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:19:36,451 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:19:36,453 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,454 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,454 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,454 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,454 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,454 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:19:36,457 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:19:36,457 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:19:36,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:19:36,470 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:19:36,470 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:19:36,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:19:36,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:19:36,471 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:19:36,472 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:19:36,472 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:19:36,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:19:36,478 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-01 17:19:36,478 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-12-01 17:19:36,478 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-12-01 17:19:36,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:19:36,479 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2018-12-01 17:19:36,479 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:19:36,479 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:19:36,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:36,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:19:36,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:36,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:19:36,486 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2018-12-01 17:19:36,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:19:36,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:19:36,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:36,487 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 17:19:36,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:19:36,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:19:36,490 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2018-12-01 17:19:36,490 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:19:36,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:19:36,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:36,491 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 17:19:36,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:19:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:19:36,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:19:36,525 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 17:19:36,525 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d96b30c-8bf0-4522-b6a8-cc48b55e827f/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 17:19:36,534 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 17:19:36,540 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-12-01 17:19:36,541 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 17:19:36,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:19:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:19:36,575 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 17:19:36,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2018-12-01 17:19:36,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 17:19:36,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 17:19:36,596 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2018-12-01 17:19:36,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:19:36,616 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2018-12-01 17:19:36,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 17:19:36,618 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2018-12-01 17:19:36,619 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-01 17:19:36,620 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2018-12-01 17:19:36,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-01 17:19:36,621 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-01 17:19:36,621 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-01 17:19:36,621 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-01 17:19:36,622 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 17:19:36,622 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 17:19:36,622 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 17:19:36,622 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-01 17:19:36,622 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-01 17:19:36,622 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-01 17:19:36,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-01 17:19:36,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.12 05:19:36 BoogieIcfgContainer [2018-12-01 17:19:36,625 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-01 17:19:36,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 17:19:36,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 17:19:36,626 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 17:19:36,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:35" (3/4) ... [2018-12-01 17:19:36,629 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 17:19:36,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 17:19:36,630 INFO L168 Benchmark]: Toolchain (without parser) took 1297.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 961.4 MB in the beginning and 955.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 161.0 MB. Max. memory is 11.5 GB. [2018-12-01 17:19:36,631 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:19:36,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 113.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:19:36,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.85 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:19:36,632 INFO L168 Benchmark]: Boogie Preprocessor took 10.82 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:19:36,633 INFO L168 Benchmark]: RCFGBuilder took 126.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-01 17:19:36,633 INFO L168 Benchmark]: BuchiAutomizer took 1022.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 955.1 MB in the end (delta: 180.6 MB). Peak memory consumption was 180.6 MB. Max. memory is 11.5 GB. [2018-12-01 17:19:36,634 INFO L168 Benchmark]: Witness Printer took 3.86 ms. Allocated memory is still 1.2 GB. Free memory is still 955.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:19:36,636 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 113.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 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 17.85 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.82 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 126.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1022.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 955.1 MB in the end (delta: 180.6 MB). Peak memory consumption was 180.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.86 ms. Allocated memory is still 1.2 GB. Free memory is still 955.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 7 SDslu, 6 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...