./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c77f087773c0ebeb64944776e94bc46443438d1a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 04:04:36,974 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:04:36,975 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:04:36,981 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:04:36,981 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:04:36,982 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:04:36,982 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:04:36,983 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:04:36,984 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:04:36,984 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:04:36,985 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:04:36,985 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:04:36,985 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:04:36,986 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:04:36,986 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:04:36,987 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:04:36,987 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:04:36,988 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:04:36,989 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:04:36,989 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:04:36,990 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:04:36,990 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:04:36,991 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:04:36,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:04:36,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:04:36,992 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:04:36,993 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:04:36,993 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:04:36,993 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:04:36,994 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:04:36,994 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:04:36,994 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:04:36,994 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:04:36,995 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:04:36,995 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:04:36,995 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:04:36,996 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-09 04:04:37,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:04:37,003 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:04:37,004 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 04:04:37,004 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 04:04:37,004 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:04:37,004 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:04:37,005 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 04:04:37,005 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:04:37,006 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 04:04:37,006 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 04:04:37,006 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:04:37,006 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 04:04:37,006 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 04:04:37,006 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 04:04:37,006 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_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c77f087773c0ebeb64944776e94bc46443438d1a [2018-12-09 04:04:37,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:04:37,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:04:37,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:04:37,035 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:04:37,036 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:04:37,036 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-12-09 04:04:37,073 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/data/be735e3a7/6ea197980b3646f5a9a10172eb935e87/FLAGaf6e199f3 [2018-12-09 04:04:37,455 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:04:37,455 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-12-09 04:04:37,459 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/data/be735e3a7/6ea197980b3646f5a9a10172eb935e87/FLAGaf6e199f3 [2018-12-09 04:04:37,467 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/data/be735e3a7/6ea197980b3646f5a9a10172eb935e87 [2018-12-09 04:04:37,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:04:37,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:04:37,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:04:37,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:04:37,473 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:04:37,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd40c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37, skipping insertion in model container [2018-12-09 04:04:37,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:04:37,492 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:04:37,572 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:04:37,575 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:04:37,582 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:04:37,590 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:04:37,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37 WrapperNode [2018-12-09 04:04:37,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:04:37,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:04:37,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:04:37,591 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:04:37,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:04:37,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:04:37,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:04:37,609 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:04:37,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... [2018-12-09 04:04:37,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:04:37,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:04:37,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:04:37,623 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:04:37,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:37,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:04:37,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:04:37,754 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:04:37,754 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 04:04:37,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:04:37 BoogieIcfgContainer [2018-12-09 04:04:37,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:04:37,755 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 04:04:37,755 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 04:04:37,757 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 04:04:37,757 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 04:04:37,757 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 04:04:37" (1/3) ... [2018-12-09 04:04:37,758 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e85afc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 04:04:37, skipping insertion in model container [2018-12-09 04:04:37,758 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 04:04:37,758 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:04:37" (2/3) ... [2018-12-09 04:04:37,758 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e85afc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 04:04:37, skipping insertion in model container [2018-12-09 04:04:37,759 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 04:04:37,759 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:04:37" (3/3) ... [2018-12-09 04:04:37,760 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_true-unreach-call2_true-termination.i [2018-12-09 04:04:37,792 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 04:04:37,792 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 04:04:37,792 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 04:04:37,792 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 04:04:37,792 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 04:04:37,792 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 04:04:37,792 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 04:04:37,792 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 04:04:37,792 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 04:04:37,800 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-09 04:04:37,812 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 04:04:37,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 04:04:37,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 04:04:37,815 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 04:04:37,815 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 04:04:37,815 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 04:04:37,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-09 04:04:37,816 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 04:04:37,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 04:04:37,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 04:04:37,816 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 04:04:37,816 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 04:04:37,821 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true [2018-12-09 04:04:37,821 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-12-09 04:04:37,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:04:37,824 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-09 04:04:37,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:04:37,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:04:37,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:37,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:04:37,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:37,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:04:37,873 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-09 04:04:37,873 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:04:37,873 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:04:37,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:37,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:04:37,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:37,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:04:37,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-09 04:04:37,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:04:37,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:04:37,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:37,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:04:37,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:37,919 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:04:37,920 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:04:37,920 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:04:37,920 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:04:37,920 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 04:04:37,920 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:04:37,920 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:04:37,920 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:04:37,920 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 04:04:37,920 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:04:37,920 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:04:37,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:37,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:37,997 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:04:37,997 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:38,001 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 04:04:38,001 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:38,019 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 04:04:38,019 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 04:04:38,682 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 04:04:38,685 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:04:38,685 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:04:38,685 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:04:38,685 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:04:38,685 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 04:04:38,685 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:04:38,685 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:04:38,686 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:04:38,686 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 04:04:38,686 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:04:38,686 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:04:38,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:38,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:38,738 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:04:38,742 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 04:04:38,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,746 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:04:38,748 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:04:38,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,759 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,759 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:04:38,760 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:04:38,760 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,761 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 04:04:38,761 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,762 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,762 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:38,764 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:38,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,773 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,774 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,774 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:38,775 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:38,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,776 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 04:04:38,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,777 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,777 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:38,778 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:38,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,790 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:38,791 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:38,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,792 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 04:04:38,792 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,793 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:38,795 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:38,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,806 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,807 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,807 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:38,807 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,808 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:38,809 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:38,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,810 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 04:04:38,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,811 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,812 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:38,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,812 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,812 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:38,814 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:38,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,833 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,834 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,834 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:38,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,835 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:38,836 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:38,836 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,837 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 04:04:38,837 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,838 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:04:38,838 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,839 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,839 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:38,841 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:38,841 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,865 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,866 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:04:38,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,866 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:38,868 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:38,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,870 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 04:04:38,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,871 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,871 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:38,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,872 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:38,875 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:38,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,907 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,907 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:38,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,907 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:38,909 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:38,909 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,910 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 04:04:38,910 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,911 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,911 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:38,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,912 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:38,912 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:38,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,919 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,920 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,920 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,920 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:38,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,921 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:38,921 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:38,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,923 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 04:04:38,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,924 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,924 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:38,925 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,925 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:04:38,926 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:04:38,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,939 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:38,940 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:38,940 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:38,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:38,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:38,940 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:38,940 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:04:38,941 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:04:38,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:38,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:38,950 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:04:38,951 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:04:38,951 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:04:38,951 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:04:38,951 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 04:04:38,951 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:04:38,951 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:04:38,951 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:04:38,951 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 04:04:38,951 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:04:38,952 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:04:38,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:38,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:38,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:39,014 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:04:39,014 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:39,016 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 04:04:39,016 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 04:04:39,022 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 04:04:39,022 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:39,043 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 04:04:39,044 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:39,061 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 04:04:39,061 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 04:04:51,097 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 04:04:51,102 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:04:51,102 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:04:51,102 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:04:51,102 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:04:51,102 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 04:04:51,102 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:04:51,102 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:04:51,102 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:04:51,102 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 04:04:51,102 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:04:51,102 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:04:51,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:51,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:51,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:51,147 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:04:51,147 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 04:04:51,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,148 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,149 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:04:51,149 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:04:51,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,151 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 [2018-12-09 04:04:51,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,152 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:04:51,152 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:04:51,152 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,153 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,153 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,154 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:04:51,154 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:04:51,154 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,155 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 04:04:51,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,156 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:51,156 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:51,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,160 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:51,160 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:51,160 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,161 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 [2018-12-09 04:04:51,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,162 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:51,162 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:51,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,163 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 04:04:51,163 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 [2018-12-09 04:04:51,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,164 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,165 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,168 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,169 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,170 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,170 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,171 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,172 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 04:04:51,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,172 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,172 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,173 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:51,174 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:51,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,177 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:51,178 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:51,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:04:51,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,180 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:51,180 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:51,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,181 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 04:04:51,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,182 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,182 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:51,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:51,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:51,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,189 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,189 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:51,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,190 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:51,190 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:51,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,192 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,192 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:51,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,193 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:04:51,193 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:04:51,193 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,194 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 04:04:51,194 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,195 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,195 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:04:51,195 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,196 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,197 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,207 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:04:51,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,207 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,208 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,209 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 [2018-12-09 04:04:51,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,210 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:04:51,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,211 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,211 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,213 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 04:04:51,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,214 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:51,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,214 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:51,216 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:51,216 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,230 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,231 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,231 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:51,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,232 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:51,233 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:51,233 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,233 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,234 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,234 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,234 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:51,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,235 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:04:51,236 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:04:51,236 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,237 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 04:04:51,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,238 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,238 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:51,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,238 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,239 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,243 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,243 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:51,243 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,244 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,244 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,246 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,246 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:04:51,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,247 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:04:51,247 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:04:51,247 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,249 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 04:04:51,249 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,250 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,250 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:51,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,250 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:04:51,252 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:04:51,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:04:51,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,259 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:51,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,260 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:04:51,260 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:04:51,260 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,262 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 [2018-12-09 04:04:51,263 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:04:51,263 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:04:51,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:04:51,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:04:51,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:04:51,263 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:04:51,264 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:04:51,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:04:51,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:04:51,267 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-09 04:04:51,267 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-12-09 04:04:51,267 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-12-09 04:04:51,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:04:51,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-09 04:04:51,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:04:51,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:04:51,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:51,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:04:51,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:51,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:04:51,272 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-09 04:04:51,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:04:51,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:04:51,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:51,273 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 04:04:51,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:51,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:04:51,276 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-09 04:04:51,276 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:04:51,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:04:51,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:51,277 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 04:04:51,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:04:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 04:04:51,296 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:04:51,296 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:04:51,296 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:04:51,296 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:04:51,296 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 04:04:51,296 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:04:51,297 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:04:51,297 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:04:51,297 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 04:04:51,297 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:04:51,297 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:04:51,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:51,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:04:51,342 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:04:51,342 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/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 [2018-12-09 04:04:51,344 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 04:04:51,344 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:04:51,365 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 04:04:51,365 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 04:05:04,601 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 04:05:04,606 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:05:04,606 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:05:04,606 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:05:04,606 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:05:04,606 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 04:05:04,606 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:05:04,607 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:05:04,607 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:05:04,607 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 04:05:04,607 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:05:04,607 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:05:04,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:04,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:04,639 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:05:04,639 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 04:05:04,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,641 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:05:04,641 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:05:04,641 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,644 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,644 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:05:04,645 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:05:04,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,645 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 04:05:04,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,646 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,646 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,646 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:04,647 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:04,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,650 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,650 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:04,651 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:04,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,651 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 04:05:04,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,652 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,652 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,653 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:04,653 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:04,653 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,656 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,657 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:04,657 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:04,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,658 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 04:05:04,659 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,659 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:04,660 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:04,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,664 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,664 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:04,664 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,664 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,665 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:04,665 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:04,665 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,666 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 04:05:04,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,667 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,667 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:04,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,667 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:04,668 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:04,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,674 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,675 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,675 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:04,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,675 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:04,676 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:04,676 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,677 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 04:05:04,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,677 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,678 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:05:04,678 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,678 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:04,679 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:04,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,690 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,690 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:05:04,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,691 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:04,692 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:04,692 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,693 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,693 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 04:05:04,693 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,694 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,694 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:04,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,694 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,695 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:04,696 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:04,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,715 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:04,715 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,715 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,715 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:04,716 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:04,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,717 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 04:05:04,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,718 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,718 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:04,718 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,718 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:04,719 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:04,719 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,724 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,724 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:04,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,725 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:04,725 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:04,725 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,726 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,726 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 04:05:04,727 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,727 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,727 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:04,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,727 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:05:04,728 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:05:04,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,735 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:04,735 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:04,735 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:04,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:04,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:04,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:04,735 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:05:04,736 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:05:04,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:04,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:04,743 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:05:04,743 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:05:04,743 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:05:04,744 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:05:04,744 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 04:05:04,744 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:05:04,744 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:05:04,744 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:05:04,744 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 04:05:04,744 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:05:04,744 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:05:04,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:04,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:04,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:04,813 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:05:04,813 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:05:04,818 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 04:05:04,818 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_038cad04-3a70-4bba-87b9-2f144a95166e/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:05:04,836 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 04:05:04,837 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 04:05:09,614 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 04:05:09,619 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 04:05:09,619 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 04:05:09,619 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 04:05:09,619 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 04:05:09,619 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 04:05:09,619 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 04:05:09,619 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 04:05:09,619 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 04:05:09,620 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 04:05:09,620 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 04:05:09,620 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 04:05:09,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:09,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:09,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 04:05:09,670 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 04:05:09,670 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 04:05:09,670 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,670 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,671 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,671 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,671 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:05:09,672 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:05:09,672 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 04:05:09,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,676 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,677 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:05:09,677 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:05:09,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,678 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,678 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,678 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,679 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 04:05:09,679 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 04:05:09,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,679 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 04:05:09,679 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,680 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,680 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:09,681 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 04:05:09,681 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 04:05:09,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,685 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,685 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:09,686 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:09,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,686 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,687 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:09,687 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:09,687 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,688 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 04:05:09,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,688 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,689 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,690 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 04:05:09,690 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 04:05:09,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,696 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,697 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,697 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:09,697 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,698 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,698 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,698 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,698 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,698 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:09,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,699 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,699 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 04:05:09,699 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,699 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,699 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,699 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,700 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:09,701 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 04:05:09,701 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 04:05:09,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,708 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,708 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:09,708 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:09,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,709 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 04:05:09,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,709 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:09,710 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:09,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,710 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 04:05:09,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,711 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:09,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,711 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:09,712 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 04:05:09,712 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 04:05:09,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,720 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:09,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,721 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:09,721 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:09,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,722 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,723 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:09,723 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,723 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 04:05:09,723 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 04:05:09,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,724 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 04:05:09,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,725 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:05:09,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,726 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,727 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 04:05:09,727 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 04:05:09,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,743 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,743 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:05:09,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,743 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:09,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,745 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,745 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 04:05:09,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,745 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,745 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:09,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,746 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 04:05:09,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,747 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,747 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:09,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,747 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:09,749 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 04:05:09,749 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 04:05:09,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,771 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,771 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,772 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:09,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,772 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,772 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:09,772 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:09,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,773 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,774 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:09,774 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,774 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 04:05:09,774 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 04:05:09,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,775 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 04:05:09,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,811 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,811 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:09,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,811 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,814 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 04:05:09,814 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 04:05:09,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,823 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:09,823 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,823 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,823 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,823 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,823 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:09,823 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,824 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,825 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,825 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,825 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 04:05:09,825 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,825 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,825 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,825 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 04:05:09,826 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 04:05:09,826 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,827 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 04:05:09,827 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,827 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:09,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,828 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,828 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:05:09,830 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 04:05:09,830 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 04:05:09,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,845 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,845 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:09,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,845 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:05:09,846 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:05:09,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 04:05:09,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 04:05:09,847 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 04:05:09,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 04:05:09,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 04:05:09,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 04:05:09,848 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 04:05:09,848 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 04:05:09,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 04:05:09,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 04:05:09,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 04:05:09 BoogieIcfgContainer [2018-12-09 04:05:09,853 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 04:05:09,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 04:05:09,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 04:05:09,854 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 04:05:09,854 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:04:37" (3/4) ... [2018-12-09 04:05:09,856 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 04:05:09,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 04:05:09,857 INFO L168 Benchmark]: Toolchain (without parser) took 32387.40 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 229.1 MB). Free memory was 962.4 MB in the beginning and 1.2 GB in the end (delta: -232.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:05:09,858 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-12-09 04:05:09,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 120.00 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:05:09,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.61 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 950.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-12-09 04:05:09,859 INFO L168 Benchmark]: Boogie Preprocessor took 13.29 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. [2018-12-09 04:05:09,859 INFO L168 Benchmark]: RCFGBuilder took 131.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -186.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:05:09,860 INFO L168 Benchmark]: BuchiAutomizer took 32098.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -57.9 MB). Peak memory consumption was 326.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:05:09,860 INFO L168 Benchmark]: Witness Printer took 2.87 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:05:09,862 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 120.00 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 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 18.61 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 950.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.29 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 131.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -186.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 32098.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -57.9 MB). Peak memory consumption was 326.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.87 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 32.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 32.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div487 bol100 ite100 ukn100 eq142 hnf45 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 17ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 18.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...