./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call1_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 6a0edfd90480f917557019c272eaa2ec2221428a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 03:47:29,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 03:47:29,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 03:47:29,079 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 03:47:29,080 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 03:47:29,081 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 03:47:29,082 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 03:47:29,085 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 03:47:29,089 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 03:47:29,090 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 03:47:29,091 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 03:47:29,092 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 03:47:29,093 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 03:47:29,094 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 03:47:29,095 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 03:47:29,096 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 03:47:29,097 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 03:47:29,099 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 03:47:29,102 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 03:47:29,104 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 03:47:29,105 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 03:47:29,106 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 03:47:29,109 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 03:47:29,110 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 03:47:29,110 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 03:47:29,111 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 03:47:29,112 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 03:47:29,114 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 03:47:29,115 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 03:47:29,116 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 03:47:29,116 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 03:47:29,117 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 03:47:29,118 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 03:47:29,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 03:47:29,119 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 03:47:29,120 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 03:47:29,120 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 03:47:29,152 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 03:47:29,152 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 03:47:29,155 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 03:47:29,155 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 03:47:29,155 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 03:47:29,156 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 03:47:29,157 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 03:47:29,157 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 03:47:29,157 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 03:47:29,157 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 03:47:29,158 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 03:47:29,158 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 03:47:29,158 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 03:47:29,158 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 03:47:29,158 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 03:47:29,159 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 03:47:29,160 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 03:47:29,160 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 03:47:29,160 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 03:47:29,161 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 03:47:29,161 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 03:47:29,161 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 03:47:29,161 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 03:47:29,161 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 03:47:29,161 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 03:47:29,163 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 03:47:29,163 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 03:47:29,163 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 03:47:29,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 03:47:29,164 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 03:47:29,164 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 03:47:29,165 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 03:47:29,166 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a0edfd90480f917557019c272eaa2ec2221428a [2019-01-14 03:47:29,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 03:47:29,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 03:47:29,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 03:47:29,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 03:47:29,262 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 03:47:29,262 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2019-01-14 03:47:29,320 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179646169/4d0ba56d3a7d44a4ba2937542810b948/FLAGe13423a97 [2019-01-14 03:47:29,743 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 03:47:29,744 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2019-01-14 03:47:29,751 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179646169/4d0ba56d3a7d44a4ba2937542810b948/FLAGe13423a97 [2019-01-14 03:47:30,112 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179646169/4d0ba56d3a7d44a4ba2937542810b948 [2019-01-14 03:47:30,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 03:47:30,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 03:47:30,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 03:47:30,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 03:47:30,127 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 03:47:30,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320e98c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30, skipping insertion in model container [2019-01-14 03:47:30,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 03:47:30,164 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 03:47:30,404 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 03:47:30,409 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 03:47:30,427 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 03:47:30,444 INFO L195 MainTranslator]: Completed translation [2019-01-14 03:47:30,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30 WrapperNode [2019-01-14 03:47:30,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 03:47:30,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 03:47:30,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 03:47:30,446 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 03:47:30,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 03:47:30,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 03:47:30,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 03:47:30,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 03:47:30,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... [2019-01-14 03:47:30,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 03:47:30,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 03:47:30,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 03:47:30,525 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 03:47:30,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 03:47:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 03:47:30,859 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 03:47:30,859 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-14 03:47:30,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:47:30 BoogieIcfgContainer [2019-01-14 03:47:30,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 03:47:30,862 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 03:47:30,862 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 03:47:30,866 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 03:47:30,867 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:47:30,867 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 03:47:30" (1/3) ... [2019-01-14 03:47:30,869 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5050370a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 03:47:30, skipping insertion in model container [2019-01-14 03:47:30,869 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:47:30,869 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:47:30" (2/3) ... [2019-01-14 03:47:30,870 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5050370a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 03:47:30, skipping insertion in model container [2019-01-14 03:47:30,870 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:47:30,870 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:47:30" (3/3) ... [2019-01-14 03:47:30,873 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_true-unreach-call1_true-termination.i [2019-01-14 03:47:30,926 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 03:47:30,927 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 03:47:30,927 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 03:47:30,927 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 03:47:30,927 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 03:47:30,928 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 03:47:30,928 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 03:47:30,928 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 03:47:30,928 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 03:47:30,947 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-14 03:47:30,973 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-14 03:47:30,973 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 03:47:30,973 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 03:47:30,980 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 03:47:30,981 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-14 03:47:30,981 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 03:47:30,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-14 03:47:30,982 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-14 03:47:30,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 03:47:30,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 03:47:30,983 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 03:47:30,983 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-14 03:47:30,992 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2019-01-14 03:47:30,992 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-14 03:47:30,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:47:31,000 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-14 03:47:31,002 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:47:31,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:47:31,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:47:31,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:47:31,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:47:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:47:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:47:31,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:47:31,096 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-14 03:47:31,096 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:47:31,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:47:31,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:47:31,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:47:31,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:47:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:47:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:47:31,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:47:31,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-14 03:47:31,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:47:31,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:47:31,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:47:31,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:47:31,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:47:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:47:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:47:31,256 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-14 03:47:31,359 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:47:31,361 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:47:31,361 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:47:31,361 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:47:31,361 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:47:31,362 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:31,362 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:47:31,362 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:47:31,365 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:47:31,365 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:47:31,365 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:47:31,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:31,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:31,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:31,681 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:47:31,682 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 [2019-01-14 03:47:31,690 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:47:31,690 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:47:31,711 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:47:31,712 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-14 03:47:31,745 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:47:31,745 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:31,752 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:47:31,753 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /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 [2019-01-14 03:47:31,774 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:47:31,774 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 [2019-01-14 03:47:31,803 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:47:31,803 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:47:54,811 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:47:54,819 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:47:54,819 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:47:54,819 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:47:54,819 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:47:54,819 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:47:54,819 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:54,819 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:47:54,820 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:47:54,820 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:47:54,820 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:47:54,820 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:47:54,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:54,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:54,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:55,198 WARN L181 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-14 03:47:55,236 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:47:55,242 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:47:55,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,245 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,247 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:47:55,249 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:47:55,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,255 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,255 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,255 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:47:55,256 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:47:55,256 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,259 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,260 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:47:55,261 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:47:55,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,272 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:47:55,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,274 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:47:55,275 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:47:55,275 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:47:55,280 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:47:55,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,283 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,284 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:47:55,286 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:47:55,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,302 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:47:55,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,305 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,305 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,306 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,312 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,314 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,316 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,316 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,319 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,319 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,321 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,324 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,346 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:47:55,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,347 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,348 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,348 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:47:55,356 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:47:55,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,364 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:47:55,365 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:47:55,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:47:55,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,374 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:47:55,376 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:47:55,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,408 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:47:55,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,410 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:47:55,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,411 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:47:55,418 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:47:55,418 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,429 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,430 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,430 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:47:55,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,431 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:47:55,432 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:47:55,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,435 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 [2019-01-14 03:47:55,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,437 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:47:55,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,438 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:47:55,442 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:47:55,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,486 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:47:55,486 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 [2019-01-14 03:47:55,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,487 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:47:55,489 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,490 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,495 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,503 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,505 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,507 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:47:55,507 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,508 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,514 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,514 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,521 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:47:55,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,522 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,529 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,530 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,576 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:47:55,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,578 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,579 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:47:55,579 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,579 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:47:55,587 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:47:55,590 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,597 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,598 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:47:55,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,602 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:47:55,604 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:47:55,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,607 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,608 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,608 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:47:55,608 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,608 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,608 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,609 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:47:55,612 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:47:55,612 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,687 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:47:55,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,689 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,691 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:47:55,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,693 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,694 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,712 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,713 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:47:55,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,717 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,726 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:47:55,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,728 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:47:55,731 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:47:55,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,757 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:47:55,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,761 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,762 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:47:55,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,763 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:47:55,767 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:47:55,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,793 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,793 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:47:55,794 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,795 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:47:55,798 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:47:55,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:47:55,811 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:47:55,811 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:47:55,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:47:55,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:47:55,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:47:55,815 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:47:55,820 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:47:55,820 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:47:55,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:47:55,930 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:47:55,931 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:47:55,931 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:47:55,931 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:47:55,931 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:47:55,931 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:55,931 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:47:55,932 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:47:55,932 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:47:55,932 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:47:55,932 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:47:55,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:55,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:55,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:55,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:47:56,208 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:47:56,208 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:56,212 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:47:56,212 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:47:56,215 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:47:56,215 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:56,238 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:47:56,238 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:47:56,241 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:47:56,242 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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:56,266 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:47:56,266 INFO L163 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:47:56,294 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:47:56,294 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:48:14,954 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:48:14,960 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:48:14,960 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:48:14,960 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:48:14,960 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:48:14,960 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:48:14,960 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:14,961 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:48:14,961 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:48:14,961 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:48:14,961 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:48:14,961 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:48:14,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:14,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:14,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:14,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:15,148 WARN L181 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-14 03:48:15,523 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:48:15,523 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:48:15,524 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,527 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,527 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,528 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:15,528 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:15,528 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,530 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,531 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,532 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:15,536 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:15,536 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:48:15,551 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,552 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,554 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,555 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:15,557 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:15,558 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:48:15,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,577 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,578 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:15,578 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:15,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,580 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,581 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:48:15,581 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,582 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,586 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,587 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:15,587 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,595 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,595 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,603 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:15,604 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:15,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,624 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,626 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,629 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:15,630 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:15,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,652 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,653 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,653 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:15,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,657 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:48:15,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,660 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,662 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:15,663 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:15,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,668 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,668 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:15,671 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:15,672 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:15,691 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,701 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,702 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,702 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:15,711 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:15,712 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:15,763 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,769 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 [2019-01-14 03:48:15,769 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,770 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:15,771 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:15,773 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,777 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:48:15,777 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,779 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:15,782 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:15,782 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,788 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:15,792 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:15,792 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:15,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,814 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,814 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:15,820 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:15,821 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:15,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,893 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:15,893 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,893 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,893 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,894 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:15,899 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:15,899 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,901 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,901 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:48:15,902 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,902 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:15,902 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:15,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:15,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,906 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,906 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:15,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:15,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:15,912 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:15,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,913 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,916 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:15,917 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:15,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:15,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:15,945 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:15,945 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:15,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:15,945 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:15,946 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:15,953 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:15,953 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:16,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,097 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 [2019-01-14 03:48:16,098 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,098 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:16,098 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:16,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,099 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:16,099 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:16,099 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:16,104 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,104 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:48:16,105 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 [2019-01-14 03:48:16,105 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,106 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:16,108 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:16,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,109 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:16,110 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:16,110 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:16,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,113 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:16,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,116 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:16,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,116 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:16,120 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:16,120 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:16,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:16,151 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,151 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:16,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,151 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:16,158 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:16,158 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:16,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:16,752 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,752 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:16,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:16,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,752 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,752 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:16,756 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:16,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:16,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,758 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:48:16,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:16,759 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,759 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:16,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:16,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,762 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:16,764 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:16,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:16,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,766 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:16,766 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,766 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:16,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,767 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:16,772 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:16,772 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:16,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:16,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:16,811 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:16,811 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:16,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:16,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:16,814 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:16,820 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:16,820 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:18,560 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,561 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,562 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:18,562 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:18,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,562 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:18,563 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:18,563 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:18,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,564 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:48:18,564 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,565 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:18,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:18,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,565 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:18,566 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:18,566 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:18,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,568 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:18,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,569 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:18,570 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:18,571 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:18,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,588 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,588 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:18,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,588 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:18,592 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:18,592 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:18,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,624 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,625 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:18,625 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:18,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,625 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:18,626 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:18,626 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:18,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,629 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:48:18,629 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,630 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:18,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:18,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,631 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:18,632 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:18,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:18,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,637 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,637 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,637 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:18,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,641 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:18,645 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:48:18,645 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:48:18,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,682 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,683 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:18,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,683 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:18,688 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:48:18,688 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:48:18,956 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,957 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:18,957 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:18,958 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:18,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:18,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:18,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:18,958 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:18,960 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:18,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:18,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:18,963 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-14 03:48:18,963 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-14 03:48:18,963 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-14 03:48:18,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:48:18,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-14 03:48:18,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:48:18,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:48:18,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:48:18,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:48:18,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:48:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:48:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:48:18,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:48:18,983 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-14 03:48:18,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:48:18,983 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:48:18,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:48:18,984 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 03:48:18,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:48:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:48:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:48:18,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:48:18,991 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-14 03:48:18,991 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:48:18,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:48:18,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:48:18,995 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 03:48:18,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:48:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:48:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:48:19,115 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-14 03:48:19,225 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:48:19,226 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:48:19,226 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:48:19,226 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:48:19,226 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:48:19,226 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:19,226 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:48:19,226 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:48:19,226 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:48:19,226 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:48:19,227 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:48:19,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:19,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:19,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:19,678 WARN L181 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-14 03:48:19,729 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:48:19,729 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:19,734 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:48:19,734 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:48:19,738 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:48:19,738 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:19,762 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:48:19,762 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:19,789 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:48:19,789 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:48:31,929 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:48:31,935 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:48:31,936 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:48:31,936 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:48:31,936 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:48:31,936 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:48:31,936 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:31,936 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:48:31,936 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:48:31,936 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:48:31,936 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:48:31,937 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:48:31,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:31,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:31,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:32,100 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:48:32,100 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:48:32,101 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,103 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:32,104 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:32,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,110 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,111 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,111 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,111 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,111 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,111 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:32,112 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:32,115 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,120 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,121 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:32,121 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:32,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,127 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:48:32,127 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,128 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,135 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:32,135 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:32,136 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,136 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,140 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,140 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,140 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:32,140 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:32,141 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,149 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,152 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:32,152 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:32,152 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,153 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:48:32,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,156 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,156 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,156 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,164 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,165 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,168 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,169 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,174 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,175 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,175 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,175 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:48:32,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,176 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,179 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:32,179 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:32,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,185 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:32,186 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:32,186 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:32,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,193 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:32,194 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:32,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,195 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:48:32,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,202 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,202 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:32,202 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,203 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:32,203 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:32,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,204 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 [2019-01-14 03:48:32,208 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,208 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:32,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,209 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:32,210 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:32,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,222 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,222 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:32,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,223 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:32,224 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:32,224 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,230 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:48:32,230 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,234 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,235 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:32,235 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,235 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,238 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,240 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,244 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:32,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,244 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,246 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,260 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,260 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:32,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,260 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,266 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,269 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:48:32,269 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,270 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,270 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:32,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,271 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:32,277 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:32,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,279 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,279 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:32,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,284 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:32,287 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:32,287 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,308 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 [2019-01-14 03:48:32,308 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,308 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:32,308 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,309 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:32,321 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:32,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,325 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:48:32,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,333 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,333 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:32,333 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,333 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,334 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,334 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,339 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:32,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,343 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,344 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,344 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,350 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,351 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,351 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:32,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:32,356 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:32,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,362 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:48:32,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,365 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:32,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,366 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:32,367 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:32,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,374 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,375 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:32,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,375 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:32,376 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:32,377 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:32,404 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:32,404 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:32,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:32,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:32,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:32,404 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:32,413 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:32,413 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:32,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:32,679 WARN L181 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-01-14 03:48:32,765 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:48:32,765 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:48:32,765 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:48:32,765 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:48:32,766 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:48:32,766 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:32,766 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:48:32,766 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:48:32,766 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:48:32,766 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:48:32,766 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:48:32,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:32,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:32,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:32,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:33,051 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:48:33,051 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:33,056 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:48:33,057 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:33,086 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:48:33,086 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:48:33,099 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:48:33,099 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:33,120 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:48:33,121 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:33,167 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:48:33,168 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:48:46,525 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:48:46,530 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:48:46,531 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:48:46,531 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:48:46,531 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:48:46,531 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:48:46,531 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:48:46,531 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:48:46,531 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:48:46,531 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:48:46,531 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:48:46,531 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:48:46,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:46,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:46,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:46,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:48:46,714 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:48:46,715 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:48:46,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,716 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,718 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:46,719 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:46,719 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:48:46,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,725 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,725 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:46,726 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:46,726 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:48:46,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,743 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:46,743 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:46,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,747 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:48:46,747 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:48:46,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,748 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:48:46,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,748 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,749 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:46,752 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:46,752 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:46,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,764 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:46,765 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:46,766 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:46,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,774 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,782 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,783 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:46,783 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:46,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,787 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,788 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:46,788 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:46,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,789 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:48:46,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,792 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,792 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:46,794 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:46,794 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:46,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,814 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,814 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,815 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:46,816 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:46,816 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:46,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,826 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,826 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,826 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,827 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:46,827 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:46,827 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,828 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,828 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,828 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,828 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,829 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:46,829 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:46,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,829 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:48:46,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,830 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,830 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:46,832 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:46,832 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:46,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,871 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 [2019-01-14 03:48:46,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,872 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:46,874 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:46,874 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:46,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,885 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,885 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,886 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:46,886 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:46,886 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:48:46,895 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:46,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,896 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,896 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:46,896 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:46,896 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:46,897 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,898 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:48:46,898 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,898 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:46,899 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:46,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,900 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:46,903 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:46,903 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:46,980 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:46,980 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:46,981 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:46,981 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:46,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:46,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:46,982 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:46,992 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:48:46,992 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:48:47,030 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,032 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,033 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,033 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:47,033 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:47,033 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,033 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,033 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:47,034 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:47,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:47,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,035 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,035 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,035 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:47,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:47,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,036 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:48:47,036 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:48:47,036 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:47,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,041 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:48:47,042 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,042 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,042 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:47,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,043 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:47,045 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:47,045 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:47,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,783 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,784 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,784 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:47,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,784 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:47,786 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:47,786 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:47,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,839 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,840 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:47,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:47,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,841 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,841 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:47,842 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:47,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:47,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,844 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,845 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:48:47,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:47,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,845 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:47,846 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:47,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:47,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:47,847 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:48:47,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:47,848 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:47,848 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:47,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:47,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:47,849 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:47,853 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:47,854 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:49,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,316 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,316 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,317 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:49,320 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:48:49,320 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:48:49,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,414 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,414 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:49,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,415 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:49,416 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:49,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:49,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,418 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:49,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,418 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:48:49,419 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:48:49,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:49,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,420 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:48:49,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,422 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,422 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:49,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,423 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:49,425 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:49,426 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:49,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,459 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,460 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,460 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:49,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,460 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:49,462 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:48:49,462 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:48:49,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,486 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 [2019-01-14 03:48:49,489 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,490 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:49,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:49,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,491 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:49,491 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:49,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:49,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,498 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,498 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,499 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:48:49,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:49,499 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,499 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,499 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:48:49,505 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:48:49,505 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:49,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,506 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:48:49,510 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,510 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,511 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,511 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:49,515 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:48:49,518 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:48:49,851 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,852 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,852 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,852 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,853 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,857 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:49,862 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:48:49,862 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:48:49,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,919 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 [2019-01-14 03:48:49,920 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,920 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,920 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:49,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,921 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:49,928 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:49,928 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:49,931 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,932 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 03:48:49,932 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:48:49,933 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:48:49,933 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:48:49,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:48:49,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:48:49,937 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:48:49,938 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:48:49,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:48:49,943 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:48:49,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 03:48:49 BoogieIcfgContainer [2019-01-14 03:48:49,953 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 03:48:49,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 03:48:49,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 03:48:49,954 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 03:48:49,957 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:47:30" (3/4) ... [2019-01-14 03:48:49,963 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 03:48:49,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 03:48:49,964 INFO L168 Benchmark]: Toolchain (without parser) took 79844.05 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 419.4 MB). Free memory was 951.4 MB in the beginning and 1.3 GB in the end (delta: -313.8 MB). Peak memory consumption was 105.6 MB. Max. memory is 11.5 GB. [2019-01-14 03:48:49,967 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. [2019-01-14 03:48:49,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.53 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-14 03:48:49,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.41 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:48:49,970 INFO L168 Benchmark]: Boogie Preprocessor took 28.87 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:48:49,971 INFO L168 Benchmark]: RCFGBuilder took 340.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-01-14 03:48:49,972 INFO L168 Benchmark]: BuchiAutomizer took 79091.71 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 303.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -174.0 MB). Peak memory consumption was 593.2 MB. Max. memory is 11.5 GB. [2019-01-14 03:48:49,976 INFO L168 Benchmark]: Witness Printer took 8.90 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:48:49,980 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 323.53 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.41 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.87 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 340.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 79091.71 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 303.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -174.0 MB). Peak memory consumption was 593.2 MB. Max. memory is 11.5 GB. * Witness Printer took 8.90 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 79.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 78.9s. 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: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 344ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...