./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec006770ad5cd0a3c7db0bdcdc2e13af7e5cceb3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 02:15:52,746 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 02:15:52,748 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 02:15:52,762 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 02:15:52,762 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 02:15:52,764 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 02:15:52,765 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 02:15:52,768 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 02:15:52,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 02:15:52,771 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 02:15:52,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 02:15:52,773 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 02:15:52,774 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 02:15:52,775 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 02:15:52,776 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 02:15:52,777 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 02:15:52,778 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 02:15:52,781 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 02:15:52,784 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 02:15:52,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 02:15:52,787 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 02:15:52,789 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 02:15:52,792 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 02:15:52,793 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 02:15:52,793 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 02:15:52,795 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 02:15:52,796 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 02:15:52,797 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 02:15:52,798 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 02:15:52,800 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 02:15:52,800 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 02:15:52,801 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 02:15:52,801 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 02:15:52,801 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 02:15:52,803 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 02:15:52,804 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 02:15:52,805 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-01-14 02:15:52,827 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 02:15:52,827 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 02:15:52,831 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 02:15:52,831 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 02:15:52,831 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 02:15:52,832 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 02:15:52,832 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 02:15:52,832 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 02:15:52,832 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 02:15:52,832 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 02:15:52,833 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 02:15:52,834 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 02:15:52,834 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 02:15:52,834 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 02:15:52,834 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 02:15:52,835 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 02:15:52,836 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 02:15:52,837 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 02:15:52,837 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 02:15:52,837 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 02:15:52,837 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 02:15:52,838 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 02:15:52,839 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 02:15:52,839 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 02:15:52,840 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 02:15:52,840 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 02:15:52,840 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 02:15:52,840 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 02:15:52,841 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 02:15:52,843 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec006770ad5cd0a3c7db0bdcdc2e13af7e5cceb3 [2019-01-14 02:15:52,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 02:15:52,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 02:15:52,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 02:15:52,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 02:15:52,938 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 02:15:52,939 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c [2019-01-14 02:15:53,016 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/484125b0e/8daf9961fbd546aba8637a1905dc4163/FLAG53125a406 [2019-01-14 02:15:53,500 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 02:15:53,500 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c [2019-01-14 02:15:53,509 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/484125b0e/8daf9961fbd546aba8637a1905dc4163/FLAG53125a406 [2019-01-14 02:15:53,931 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/484125b0e/8daf9961fbd546aba8637a1905dc4163 [2019-01-14 02:15:53,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 02:15:53,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 02:15:53,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 02:15:53,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 02:15:53,941 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 02:15:53,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 02:15:53" (1/1) ... [2019-01-14 02:15:53,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dec8e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:53, skipping insertion in model container [2019-01-14 02:15:53,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 02:15:53" (1/1) ... [2019-01-14 02:15:53,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 02:15:53,978 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 02:15:54,231 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 02:15:54,236 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 02:15:54,264 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 02:15:54,286 INFO L195 MainTranslator]: Completed translation [2019-01-14 02:15:54,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54 WrapperNode [2019-01-14 02:15:54,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 02:15:54,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 02:15:54,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 02:15:54,289 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 02:15:54,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 02:15:54,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 02:15:54,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 02:15:54,335 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 02:15:54,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... [2019-01-14 02:15:54,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 02:15:54,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 02:15:54,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 02:15:54,359 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 02:15:54,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:15:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 02:15:54,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 02:15:54,814 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 02:15:54,814 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-14 02:15:54,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:15:54 BoogieIcfgContainer [2019-01-14 02:15:54,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 02:15:54,817 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 02:15:54,817 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 02:15:54,821 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 02:15:54,823 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:15:54,823 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 02:15:53" (1/3) ... [2019-01-14 02:15:54,824 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68a29255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 02:15:54, skipping insertion in model container [2019-01-14 02:15:54,824 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:15:54,825 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:15:54" (2/3) ... [2019-01-14 02:15:54,825 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68a29255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 02:15:54, skipping insertion in model container [2019-01-14 02:15:54,825 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:15:54,826 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:15:54" (3/3) ... [2019-01-14 02:15:54,828 INFO L375 chiAutomizerObserver]: Analyzing ICFG Velroyen_false-termination_true-no-overflow.c [2019-01-14 02:15:54,894 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 02:15:54,895 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 02:15:54,895 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 02:15:54,896 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 02:15:54,896 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 02:15:54,896 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 02:15:54,896 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 02:15:54,896 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 02:15:54,896 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 02:15:54,914 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-01-14 02:15:54,941 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-01-14 02:15:54,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 02:15:54,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 02:15:54,951 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 02:15:54,952 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-14 02:15:54,952 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 02:15:54,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-01-14 02:15:54,953 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-01-14 02:15:54,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 02:15:54,954 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 02:15:54,954 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 02:15:54,955 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-14 02:15:54,965 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 11#L15-1true [2019-01-14 02:15:54,966 INFO L796 eck$LassoCheckResult]: Loop: 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2019-01-14 02:15:54,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:15:54,974 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-14 02:15:54,976 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:15:54,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:15:55,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:55,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:15:55,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:55,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:15:55,083 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2019-01-14 02:15:55,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:15:55,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:15:55,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:55,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:15:55,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:55,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:15:55,101 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2019-01-14 02:15:55,101 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:15:55,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:15:55,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:55,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:15:55,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:55,343 WARN L181 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2019-01-14 02:15:55,391 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:15:55,393 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:15:55,393 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:15:55,393 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:15:55,393 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 02:15:55,394 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:55,394 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:15:55,394 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:15:55,394 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2019-01-14 02:15:55,395 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:15:55,395 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:15:55,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:55,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:55,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:55,710 WARN L181 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-14 02:15:55,718 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:15:55,719 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:55,735 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:55,735 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:55,797 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:15:55,798 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:55,808 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:55,808 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:55,862 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:15:55,862 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:55,873 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:55,874 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:15:55,919 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 02:15:55,920 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:15:55,958 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 02:15:55,961 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:15:55,961 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:15:55,962 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:15:55,962 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:15:55,962 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 02:15:55,962 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:55,962 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:15:55,962 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:15:55,963 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2019-01-14 02:15:55,963 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:15:55,963 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:15:55,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:55,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:55,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:56,210 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:15:56,216 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 02:15:56,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,221 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:56,227 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:56,227 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 02:15:56,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,243 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 [2019-01-14 02:15:56,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,245 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:56,249 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:56,249 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 02:15:56,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,271 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,271 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:56,278 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:56,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,290 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 02:15:56,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,292 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,293 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:56,296 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:56,297 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:56,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,305 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,306 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:56,309 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:56,310 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:56,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,324 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,324 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,325 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,325 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:56,328 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:56,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,347 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 02:15:56,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,352 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,363 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,364 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:56,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,381 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,392 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,392 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:56,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,414 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,414 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,416 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:15:56,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,430 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 02:15:56,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,432 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,433 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:56,436 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:56,437 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:56,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,445 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,446 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,447 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:56,450 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:56,451 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:56,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:56,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,474 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,475 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:56,477 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-01-14 02:15:56,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,492 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 02:15:56,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,493 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,494 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:56,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,494 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:56,497 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:56,497 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:56,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,527 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,527 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:56,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,528 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:56,538 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:56,539 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:56,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,563 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,566 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,567 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:56,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,567 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,567 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,568 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:56,571 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:56,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,608 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 02:15:56,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,609 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,611 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:56,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,612 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,620 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,622 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:56,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,640 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 [2019-01-14 02:15:56,641 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,641 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:56,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,642 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,651 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,651 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:56,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,680 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,685 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:56,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,686 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,686 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,692 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:15:56,692 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,732 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 02:15:56,733 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,734 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,734 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:56,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,738 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:56,743 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:56,743 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:56,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,764 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,765 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,765 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:56,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,766 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:56,770 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:56,770 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:56,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,797 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,799 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,800 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:56,800 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,801 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,801 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:56,805 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-01-14 02:15:56,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,830 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 02:15:56,831 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,832 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,832 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:56,833 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,833 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,833 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,837 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,838 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:56,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,845 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,846 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,847 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:56,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,848 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,851 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,851 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:56,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,859 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,860 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,860 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:56,860 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,861 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,863 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:56,864 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:15:56,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,877 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 02:15:56,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,879 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,881 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:56,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,882 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:56,885 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 02:15:56,886 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 02:15:56,895 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,898 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,898 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:56,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:56,899 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:56,902 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 02:15:56,903 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 02:15:56,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:56,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:56,915 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:56,916 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:56,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:56,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:56,916 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:56,916 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:56,919 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:56,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:56,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:57,004 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:15:57,004 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:15:57,004 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:15:57,004 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:15:57,005 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 02:15:57,005 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:57,005 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:15:57,005 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:15:57,005 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-14 02:15:57,005 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:15:57,008 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:15:57,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,303 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:15:57,303 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:15:57,311 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:57,311 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:15:57,335 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:15:57,335 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:15:57,343 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:57,343 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:15:57,347 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:15:57,347 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:15:57,371 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:57,371 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:15:57,394 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:15:57,395 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:57,408 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:57,408 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:15:57,446 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 02:15:57,447 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:15:57,484 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 02:15:57,486 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:15:57,486 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:15:57,486 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:15:57,487 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:15:57,487 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 02:15:57,487 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:57,487 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:15:57,487 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:15:57,487 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-14 02:15:57,487 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:15:57,488 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:15:57,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:57,978 WARN L181 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-14 02:15:58,116 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:15:58,118 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 02:15:58,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,119 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,120 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:58,121 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:58,121 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 02:15:58,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,124 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,125 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,125 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,125 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:58,126 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,126 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,132 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,132 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,140 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:58,141 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:58,142 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 02:15:58,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,147 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,147 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,148 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:58,148 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 02:15:58,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,155 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:15:58,156 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 02:15:58,156 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,157 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 02:15:58,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,159 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,160 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:58,160 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:58,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,164 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,165 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,165 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,166 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:58,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,176 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,177 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:58,177 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:58,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,181 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 [2019-01-14 02:15:58,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 02:15:58,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,186 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,194 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,195 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 02:15:58,195 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,196 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 02:15:58,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,197 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,201 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,201 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:58,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,206 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 [2019-01-14 02:15:58,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,209 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,210 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,211 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:15:58,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,223 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,224 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,224 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:58,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,236 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,236 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,238 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,241 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,241 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,242 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,243 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 02:15:58,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,245 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,247 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:58,247 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:58,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,252 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,253 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,253 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,254 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-01-14 02:15:58,254 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,263 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,265 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,265 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,269 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:58,269 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:58,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,276 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,276 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 02:15:58,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,279 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:15:58,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,280 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,280 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 02:15:58,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,281 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 02:15:58,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,282 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,283 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,283 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,284 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:58,284 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:58,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,292 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,293 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,293 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,293 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,297 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:58,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,307 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,307 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,307 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,311 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:15:58,312 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:15:58,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,321 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,321 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,323 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,323 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 02:15:58,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,327 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,327 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,330 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:15:58,331 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 02:15:58,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,332 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 02:15:58,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,337 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,337 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:58,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,341 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,341 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:58,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,350 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,351 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:58,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,351 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,351 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,356 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:15:58,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,370 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,370 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:58,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,374 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,377 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,377 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:58,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,386 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,388 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,388 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:58,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,392 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,393 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,398 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,399 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,399 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:15:58,399 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,399 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,399 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,404 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,404 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,405 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 02:15:58,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,411 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,412 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,416 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:58,417 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:58,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,426 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,427 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,429 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,431 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,431 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,434 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-01-14 02:15:58,435 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,454 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,454 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,455 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,455 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,455 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,459 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:15:58,459 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:15:58,468 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,472 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,472 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,473 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,473 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,476 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 02:15:58,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,482 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,483 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,484 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:15:58,486 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 02:15:58,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,489 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 02:15:58,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,490 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,490 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,494 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,495 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,495 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:58,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,503 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,504 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,507 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,507 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,510 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:15:58,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,518 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,519 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,521 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,522 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,523 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,523 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:15:58,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,532 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,532 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,532 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,536 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,536 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,537 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,537 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,542 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,543 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:15:58,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,544 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,548 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:15:58,548 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:15:58,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,552 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,553 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 02:15:58,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,557 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,557 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,558 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,558 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,558 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:58,562 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 02:15:58,562 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 02:15:58,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,570 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,573 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,574 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,574 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:15:58,574 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:58,578 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:15:58,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,593 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,594 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,594 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,598 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:58,601 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 02:15:58,601 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 02:15:58,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,610 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,610 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,610 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,616 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:58,617 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:58,617 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:15:58,625 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:15:58,626 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:15:58,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:15:58,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:15:58,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:15:58,627 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:15:58,627 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:15:58,628 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:15:58,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:15:58,634 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-14 02:15:58,634 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2019-01-14 02:15:58,636 INFO L796 eck$LassoCheckResult]: Loop: 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2019-01-14 02:15:58,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:15:58,637 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2019-01-14 02:15:58,637 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:15:58,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:15:58,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:58,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:15:58,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:58,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:15:58,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2019-01-14 02:15:58,653 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:15:58,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:15:58,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:58,658 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 02:15:58,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:15:58,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:15:58,666 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2019-01-14 02:15:58,666 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:15:58,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:15:58,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:58,668 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 02:15:58,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:15:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 02:15:58,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 02:15:58,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 02:15:58,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-14 02:15:59,036 WARN L181 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2019-01-14 02:15:59,149 WARN L181 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-14 02:15:59,161 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:15:59,161 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:15:59,161 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:15:59,161 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:15:59,162 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 02:15:59,163 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:59,164 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:15:59,164 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:15:59,164 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2019-01-14 02:15:59,164 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:15:59,164 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:15:59,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:59,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:59,343 WARN L181 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-14 02:15:59,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:59,629 WARN L181 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-14 02:15:59,728 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:15:59,728 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:59,742 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:59,743 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:59,799 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:15:59,800 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:59,810 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:15:59,811 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 02:15:59,875 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 02:15:59,876 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:59,936 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 02:15:59,940 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:15:59,940 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:15:59,940 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:15:59,940 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:15:59,940 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 02:15:59,941 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:15:59,941 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:15:59,941 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:15:59,941 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2019-01-14 02:15:59,941 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:15:59,941 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:15:59,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:59,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:15:59,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:00,149 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:16:00,149 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 02:16:00,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,151 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:16:00,152 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:16:00,152 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 02:16:00,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,156 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,157 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,157 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:16:00,157 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 02:16:00,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,167 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:16:00,168 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:16:00,168 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 02:16:00,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,169 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 02:16:00,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,172 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:16:00,176 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:16:00,176 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:16:00,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,181 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 [2019-01-14 02:16:00,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,182 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:16:00,183 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:16:00,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,191 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 [2019-01-14 02:16:00,194 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,194 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,195 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:16:00,196 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:16:00,197 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:16:00,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,200 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 02:16:00,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,204 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,205 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,205 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:16:00,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,218 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,218 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,219 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,221 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:16:00,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,233 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,233 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,235 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,240 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:16:00,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,243 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 02:16:00,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,248 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:16:00,252 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:16:00,253 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:16:00,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,263 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,264 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:16:00,265 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-01-14 02:16:00,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:00,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,279 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:16:00,282 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:16:00,283 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:16:00,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,287 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 02:16:00,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,291 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,291 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:16:00,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,292 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:16:00,293 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:16:00,293 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:16:00,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,307 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:16:00,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,307 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,308 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:16:00,309 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 02:16:00,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,317 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:16:00,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,317 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 02:16:00,319 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 02:16:00,319 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 02:16:00,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,322 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 02:16:00,323 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,324 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,325 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:16:00,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,326 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,328 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,328 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:16:00,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,335 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,335 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:16:00,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,335 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,335 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,336 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,337 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:16:00,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,351 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,352 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 02:16:00,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,352 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,354 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,355 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:16:00,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,362 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 02:16:00,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,365 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:16:00,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,368 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:16:00,372 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:16:00,372 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:16:00,381 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,382 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:16:00,383 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,383 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,383 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:16:00,391 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-01-14 02:16:00,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,494 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,495 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:16:00,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,496 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,496 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 02:16:00,501 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 02:16:00,502 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 02:16:00,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,509 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 02:16:00,510 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,511 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:16:00,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,512 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,518 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,519 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:16:00,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,526 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,530 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:16:00,531 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,531 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,531 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,532 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-01-14 02:16:00,532 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,553 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,553 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 02:16:00,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,554 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 02:16:00,555 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,555 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 02:16:00,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,561 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 02:16:00,562 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,562 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,562 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:16:00,563 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,568 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:16:00,570 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 02:16:00,570 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 02:16:00,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,579 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,580 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:16:00,583 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:00,583 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,583 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-14 02:16:00,583 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:16:00,586 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 02:16:00,587 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:00,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 02:16:00,606 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 02:16:00,607 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 02:16:00,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:00,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:00,607 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 02:16:00,613 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 02:16:00,613 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 02:16:00,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:00,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 02:16:00,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 02:16:00,645 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2019-01-14 02:16:00,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 02:16:00,780 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2019-01-14 02:16:00,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 02:16:00,786 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2019-01-14 02:16:00,787 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-01-14 02:16:00,796 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2019-01-14 02:16:00,799 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2019-01-14 02:16:00,800 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2019-01-14 02:16:00,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2019-01-14 02:16:00,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-14 02:16:00,804 INFO L706 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-01-14 02:16:00,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2019-01-14 02:16:00,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-01-14 02:16:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-01-14 02:16:00,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-01-14 02:16:00,860 INFO L729 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-01-14 02:16:00,860 INFO L609 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-01-14 02:16:00,860 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2019-01-14 02:16:00,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2019-01-14 02:16:00,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-01-14 02:16:00,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 02:16:00,862 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 02:16:00,862 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 02:16:00,862 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-01-14 02:16:00,863 INFO L794 eck$LassoCheckResult]: Stem: 41#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 39#L15-1 [2019-01-14 02:16:00,867 INFO L796 eck$LassoCheckResult]: Loop: 39#L15-1 assume !!(0 != main_~x~0); 37#L15 assume -5 <= main_~x~0 && main_~x~0 <= 35; 38#L16 assume main_~x~0 < 0;main_~x~0 := -5; 39#L15-1 [2019-01-14 02:16:00,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:00,870 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-01-14 02:16:00,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:16:00,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:16:00,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:00,874 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 02:16:00,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:00,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:00,882 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2019-01-14 02:16:00,882 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:16:00,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:16:00,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:00,886 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 02:16:00,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:00,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:00,895 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2019-01-14 02:16:00,896 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:16:00,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:16:00,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:00,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:16:00,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:01,145 WARN L181 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2019-01-14 02:16:01,248 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-14 02:16:01,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 02:16:01 BoogieIcfgContainer [2019-01-14 02:16:01,348 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 02:16:01,349 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 02:16:01,349 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 02:16:01,349 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 02:16:01,354 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:15:54" (3/4) ... [2019-01-14 02:16:01,361 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2019-01-14 02:16:01,438 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 02:16:01,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 02:16:01,443 INFO L168 Benchmark]: Toolchain (without parser) took 7507.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:01,447 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:16:01,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.66 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:01,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.24 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:16:01,453 INFO L168 Benchmark]: Boogie Preprocessor took 23.35 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:16:01,456 INFO L168 Benchmark]: RCFGBuilder took 457.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 942.0 MB in the beginning and 1.0 GB in the end (delta: -104.3 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:01,460 INFO L168 Benchmark]: BuchiAutomizer took 6531.96 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 120.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -91.6 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:01,467 INFO L168 Benchmark]: Witness Printer took 92.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:01,479 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.66 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 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 46.24 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.35 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 457.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 942.0 MB in the beginning and 1.0 GB in the end (delta: -104.3 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6531.96 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 120.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -91.6 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 92.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.1s. Construction of modules took 0.1s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b568d18=0, \result=0, x=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x = __VERIFIER_nondet_int(); Loop: [L14] COND TRUE x!=0 [L15] COND TRUE -5 <= x && x <= 35 [L16] COND TRUE x < 0 [L17] x = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...