./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa 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-restricted-15/NO_24_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 37080e652aca30a197dfeef0cd840e0e07570cf4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 21:39:35,711 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 21:39:35,713 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 21:39:35,726 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 21:39:35,726 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 21:39:35,727 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 21:39:35,729 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 21:39:35,731 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 21:39:35,733 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 21:39:35,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 21:39:35,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 21:39:35,736 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 21:39:35,737 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 21:39:35,738 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 21:39:35,739 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 21:39:35,740 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 21:39:35,741 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 21:39:35,744 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 21:39:35,746 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 21:39:35,748 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 21:39:35,749 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 21:39:35,751 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 21:39:35,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 21:39:35,754 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 21:39:35,754 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 21:39:35,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 21:39:35,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 21:39:35,758 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 21:39:35,759 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 21:39:35,760 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 21:39:35,761 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 21:39:35,762 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 21:39:35,762 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 21:39:35,762 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 21:39:35,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 21:39:35,768 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 21:39:35,769 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-01-01 21:39:35,800 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 21:39:35,803 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 21:39:35,804 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 21:39:35,805 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 21:39:35,805 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 21:39:35,806 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 21:39:35,806 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 21:39:35,806 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 21:39:35,806 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 21:39:35,806 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 21:39:35,807 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 21:39:35,807 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 21:39:35,807 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 21:39:35,807 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 21:39:35,807 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 21:39:35,807 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 21:39:35,808 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 21:39:35,810 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 21:39:35,810 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 21:39:35,811 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 21:39:35,811 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 21:39:35,811 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 21:39:35,811 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 21:39:35,811 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 21:39:35,812 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 21:39:35,812 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 21:39:35,812 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 21:39:35,812 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 21:39:35,816 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 21:39:35,817 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 -> 37080e652aca30a197dfeef0cd840e0e07570cf4 [2019-01-01 21:39:35,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 21:39:35,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 21:39:35,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 21:39:35,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 21:39:35,907 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 21:39:35,908 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c [2019-01-01 21:39:35,966 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4be3abd4/36a0f373f3c245ebadd04785e26a032e/FLAG21da4a094 [2019-01-01 21:39:36,383 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 21:39:36,384 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c [2019-01-01 21:39:36,390 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4be3abd4/36a0f373f3c245ebadd04785e26a032e/FLAG21da4a094 [2019-01-01 21:39:36,775 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4be3abd4/36a0f373f3c245ebadd04785e26a032e [2019-01-01 21:39:36,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 21:39:36,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 21:39:36,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 21:39:36,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 21:39:36,787 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 21:39:36,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 09:39:36" (1/1) ... [2019-01-01 21:39:36,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3277d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:36, skipping insertion in model container [2019-01-01 21:39:36,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 09:39:36" (1/1) ... [2019-01-01 21:39:36,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 21:39:36,823 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 21:39:37,012 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 21:39:37,020 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 21:39:37,039 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 21:39:37,056 INFO L195 MainTranslator]: Completed translation [2019-01-01 21:39:37,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37 WrapperNode [2019-01-01 21:39:37,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 21:39:37,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 21:39:37,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 21:39:37,058 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 21:39:37,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 21:39:37,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 21:39:37,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 21:39:37,100 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 21:39:37,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (1/1) ... [2019-01-01 21:39:37,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 21:39:37,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 21:39:37,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 21:39:37,125 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 21:39:37,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (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 [2019-01-01 21:39:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 21:39:37,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 21:39:37,455 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 21:39:37,455 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-01 21:39:37,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 09:39:37 BoogieIcfgContainer [2019-01-01 21:39:37,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 21:39:37,457 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 21:39:37,457 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 21:39:37,461 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 21:39:37,462 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 21:39:37,462 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 09:39:36" (1/3) ... [2019-01-01 21:39:37,463 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cf861fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 09:39:37, skipping insertion in model container [2019-01-01 21:39:37,463 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 21:39:37,463 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:37" (2/3) ... [2019-01-01 21:39:37,464 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cf861fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 09:39:37, skipping insertion in model container [2019-01-01 21:39:37,464 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 21:39:37,464 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 09:39:37" (3/3) ... [2019-01-01 21:39:37,466 INFO L375 chiAutomizerObserver]: Analyzing ICFG NO_24_false-termination_true-no-overflow.c [2019-01-01 21:39:37,525 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 21:39:37,526 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 21:39:37,526 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 21:39:37,526 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 21:39:37,527 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 21:39:37,527 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 21:39:37,527 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 21:39:37,527 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 21:39:37,527 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 21:39:37,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-01-01 21:39:37,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 21:39:37,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 21:39:37,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 21:39:37,569 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 21:39:37,569 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 21:39:37,569 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 21:39:37,570 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-01-01 21:39:37,571 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 21:39:37,571 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 21:39:37,571 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 21:39:37,571 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 21:39:37,571 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 21:39:37,578 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true [2019-01-01 21:39:37,579 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-01-01 21:39:37,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:37,585 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-01 21:39:37,587 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:37,588 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:37,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:37,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:37,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:37,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:37,685 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-01 21:39:37,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:37,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:37,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:37,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:37,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:37,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:37,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-01 21:39:37,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:37,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:37,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:37,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:37,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:37,833 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:37,989 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:37,990 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:37,990 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:37,990 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:37,990 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 21:39:37,990 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:37,991 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:37,991 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:37,992 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:37,992 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:37,992 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:38,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,382 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-01-01 21:39:38,426 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:38,427 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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:38,441 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:38,442 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 21:39:38,468 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:38,469 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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:38,475 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:38,475 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 21:39:38,497 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:38,497 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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:38,504 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:38,504 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 [2019-01-01 21:39:38,531 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 21:39:38,531 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 21:39:38,867 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 21:39:38,869 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:38,869 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:38,869 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:38,869 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:38,870 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 21:39:38,870 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:38,870 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:38,870 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:38,870 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:38,871 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:38,871 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:38,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:38,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:39,180 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:39,186 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 21:39:39,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,191 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,191 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:39,196 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:39,196 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:39,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,206 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:39,209 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:39,209 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:39,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,219 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,221 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:39,221 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 21:39:39,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,224 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,225 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:39,233 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:39,236 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:39,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,312 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 21:39:39,313 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,314 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,318 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,321 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:39,324 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:39,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,337 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,337 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,346 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:39,348 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:39,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,368 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,370 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,371 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,372 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,373 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:39:39,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,376 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,376 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,381 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,391 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:39,392 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:39,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,440 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 21:39:39,441 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,447 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,454 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,454 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,465 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,466 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,468 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,471 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,472 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,480 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,482 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,483 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,483 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:39,484 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,488 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,488 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,495 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,499 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,626 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 21:39:39,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,627 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,627 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,627 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,631 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:39,631 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:39,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,637 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,637 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,640 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:39,640 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:39,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,648 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,649 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,650 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:39:39,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,652 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:39,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,652 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,656 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:39,656 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:39,683 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,683 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 21:39:39,683 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,684 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,685 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,687 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:39,687 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:39,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,692 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,693 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,693 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,693 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,694 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,697 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:39,697 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:39,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,706 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,710 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,711 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:39:39,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,714 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,716 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:39,719 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:39,719 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:39,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,754 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 21:39:39,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,756 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,756 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:39,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,757 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,760 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,760 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,769 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,770 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,770 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:39,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,773 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,777 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,777 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,788 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,789 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:39,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,789 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,791 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:39,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,794 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,794 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:39,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,801 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,805 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,806 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,829 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 21:39:39,829 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,831 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:39,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,832 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,836 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:39,836 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:39,845 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,848 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,849 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:39,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,849 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,853 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:39,853 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:39,863 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,864 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,865 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:39,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,867 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,869 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:39:39,869 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,872 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,872 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:39,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,875 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:39,880 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:39,880 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:39,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,908 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 21:39:39,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,910 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,911 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,911 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,914 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,914 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,921 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,921 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,922 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,922 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,924 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,924 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,931 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,931 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:39,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,934 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,934 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:39,934 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:39,937 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,938 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,939 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:39,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,939 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:39,944 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:39,944 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:39,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:39,992 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 21:39:39,993 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:39,995 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:39,999 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:39,999 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:39,999 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:39,999 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:40,002 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:40,002 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:40,008 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:40,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:40,010 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:40,010 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:40,010 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:40,010 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:40,010 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:40,013 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:40,013 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:40,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:40,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:40,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:40,020 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:40,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:40,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:40,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:40,021 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:40,022 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:40,022 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:40,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:40,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:40,025 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:40,026 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:40,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:40,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:40,026 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:40,030 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:40,030 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:40,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:40,157 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 21:39:40,157 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-01-01 21:39:40,157 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-01-01 21:39:40,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:40,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-01 21:39:40,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:40,158 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:40,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:40,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:40,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:40,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:40,168 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-01 21:39:40,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:40,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:40,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:40,170 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 21:39:40,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:40,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:40,177 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-01 21:39:40,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:40,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:40,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:40,180 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 21:39:40,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:40,541 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:40,541 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:40,541 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:40,541 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:40,542 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 21:39:40,542 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:40,542 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:40,542 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:40,542 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:40,542 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:40,542 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:40,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:40,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:40,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:40,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:40,850 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:40,851 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) [2019-01-01 21:39:40,859 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:40,860 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:40,909 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:40,909 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) [2019-01-01 21:39:40,921 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:40,921 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:40,935 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:40,935 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /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) [2019-01-01 21:39:40,975 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:40,975 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 21:39:41,028 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 21:39:41,029 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 [2019-01-01 21:39:41,395 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 21:39:41,399 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:41,399 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:41,399 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:41,399 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:41,399 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 21:39:41,399 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:41,399 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:41,400 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:41,400 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:41,400 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:41,400 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:41,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:41,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:41,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:41,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:41,753 WARN L181 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-01-01 21:39:41,889 WARN L181 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-01-01 21:39:42,053 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:42,054 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 21:39:42,054 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,056 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,057 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:42,059 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:42,059 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:42,061 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,063 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,063 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,063 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,063 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:42,063 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 21:39:42,064 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,064 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,069 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:42,069 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:42,071 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:42,073 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,074 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,074 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,074 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:42,078 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:42,078 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:42,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,084 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 21:39:42,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,085 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,088 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,088 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,089 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:42,089 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:42,091 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,093 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,094 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,094 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,094 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,094 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,094 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:39:42,096 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,096 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,097 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,098 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,099 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:42,099 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:42,104 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,105 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,105 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,105 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,105 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,105 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,109 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:42,109 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:42,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,117 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 21:39:42,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,118 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,121 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,122 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,123 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,125 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,128 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,128 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:42,129 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,130 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,131 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,135 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,135 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,140 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,141 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,145 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,145 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,157 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 21:39:42,158 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 [2019-01-01 21:39:42,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,161 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,162 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:42,162 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:42,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,169 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,169 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:39:42,170 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,171 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,175 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:42,176 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:42,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:42,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,181 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,186 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:42,186 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:42,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,197 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 21:39:42,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,200 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,200 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,200 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,203 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:42,203 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:42,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,206 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 [2019-01-01 21:39:42,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,207 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,208 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,208 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:39:42,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,213 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,213 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,213 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,214 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:42,214 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:42,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,221 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 [2019-01-01 21:39:42,223 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,224 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,224 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:42,227 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:42,227 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:42,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,237 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 21:39:42,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,238 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,238 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:42,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,241 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,242 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,243 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,247 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 [2019-01-01 21:39:42,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,248 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:42,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,251 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,252 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:42,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,255 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,256 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,256 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:42,256 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,256 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,256 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,261 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,261 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,266 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 [2019-01-01 21:39:42,269 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,269 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:42,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,273 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,273 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,287 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 21:39:42,287 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 [2019-01-01 21:39:42,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,290 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,291 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,293 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:42,293 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:42,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,301 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,304 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,306 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:39:42,306 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,308 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,308 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,311 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,314 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:42,315 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:42,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,323 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,323 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,324 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:42,330 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:42,330 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:42,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,423 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 21:39:42,424 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,424 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,424 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,427 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,428 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,430 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,430 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,435 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,436 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,436 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,437 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:42,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,439 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,439 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,440 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,441 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,445 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 [2019-01-01 21:39:42,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,445 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:42,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,446 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:42,448 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:42,448 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:42,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,475 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 21:39:42,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,476 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,476 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,476 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:42,480 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:42,480 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:42,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,491 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 [2019-01-01 21:39:42,492 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,492 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:42,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,493 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:42,496 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:42,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:42,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:42,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,504 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,504 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,504 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:42,508 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:42,508 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:42,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,518 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 [2019-01-01 21:39:42,518 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:42,518 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:42,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:42,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:42,519 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:42,527 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:42,527 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:42,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:42,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 09:39:42 BoogieIcfgContainer [2019-01-01 21:39:42,646 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 21:39:42,646 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 21:39:42,646 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 21:39:42,647 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 21:39:42,647 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 09:39:37" (3/4) ... [2019-01-01 21:39:42,653 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 21:39:42,654 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 21:39:42,655 INFO L168 Benchmark]: Toolchain (without parser) took 5875.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. [2019-01-01 21:39:42,660 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-01 21:39:42,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 943.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 21:39:42,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.51 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 21:39:42,664 INFO L168 Benchmark]: Boogie Preprocessor took 24.43 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 21:39:42,665 INFO L168 Benchmark]: RCFGBuilder took 331.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-01-01 21:39:42,667 INFO L168 Benchmark]: BuchiAutomizer took 5189.28 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -41.1 MB). Peak memory consumption was 343.0 MB. Max. memory is 11.5 GB. [2019-01-01 21:39:42,669 INFO L168 Benchmark]: Witness Printer took 7.95 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 11.5 GB. [2019-01-01 21:39:42,677 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 275.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 943.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.51 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.43 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 331.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5189.28 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -41.1 MB). Peak memory consumption was 343.0 MB. Max. memory is 11.5 GB. * Witness Printer took 7.95 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax152 hnf100 lsp65 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq186 hnf90 smp100 dnf100 smp100 tf100 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 12ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2;" "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" Loop: "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...