./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec006770ad5cd0a3c7db0bdcdc2e13af7e5cceb3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:14:45,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:14:45,142 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:14:45,154 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:14:45,155 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:14:45,156 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:14:45,157 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:14:45,159 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:14:45,161 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:14:45,163 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:14:45,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:14:45,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:14:45,166 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:14:45,167 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:14:45,168 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:14:45,169 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:14:45,170 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:14:45,172 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:14:45,175 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:14:45,176 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:14:45,178 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:14:45,179 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:14:45,182 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:14:45,182 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:14:45,182 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:14:45,183 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:14:45,184 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:14:45,185 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:14:45,186 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:14:45,187 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:14:45,187 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:14:45,189 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:14:45,189 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:14:45,189 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:14:45,190 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:14:45,191 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:14:45,191 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-28 23:14:45,223 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:14:45,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:14:45,226 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:14:45,229 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:14:45,229 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:14:45,229 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:14:45,230 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:14:45,230 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:14:45,230 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:14:45,230 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:14:45,230 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:14:45,230 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:14:45,232 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:14:45,232 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:14:45,233 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:14:45,233 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:14:45,233 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:14:45,233 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:14:45,233 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:14:45,233 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:14:45,234 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:14:45,237 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:14:45,237 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:14:45,237 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:14:45,237 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:14:45,237 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:14:45,238 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:14:45,238 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:14:45,239 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:14:45,239 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec006770ad5cd0a3c7db0bdcdc2e13af7e5cceb3 [2018-11-28 23:14:45,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:14:45,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:14:45,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:14:45,324 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:14:45,324 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:14:45,325 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c [2018-11-28 23:14:45,385 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c156a157/28b74e324756428ba75db65898e43e24/FLAG9b8a174bf [2018-11-28 23:14:45,837 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:14:45,837 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-crafted-lit/Velroyen_false-termination_true-no-overflow.c [2018-11-28 23:14:45,844 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c156a157/28b74e324756428ba75db65898e43e24/FLAG9b8a174bf [2018-11-28 23:14:46,210 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c156a157/28b74e324756428ba75db65898e43e24 [2018-11-28 23:14:46,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:14:46,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:14:46,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:14:46,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:14:46,221 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:14:46,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6427cff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46, skipping insertion in model container [2018-11-28 23:14:46,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:14:46,249 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:14:46,420 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:14:46,424 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:14:46,441 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:14:46,457 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:14:46,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46 WrapperNode [2018-11-28 23:14:46,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:14:46,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:14:46,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:14:46,458 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:14:46,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:14:46,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:14:46,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:14:46,493 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:14:46,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (1/1) ... [2018-11-28 23:14:46,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:14:46,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:14:46,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:14:46,515 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:14:46,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (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 [2018-11-28 23:14:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:14:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:14:46,811 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:14:46,811 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 23:14:46,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:14:46 BoogieIcfgContainer [2018-11-28 23:14:46,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:14:46,812 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:14:46,812 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:14:46,817 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:14:46,817 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:14:46,818 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:14:46" (1/3) ... [2018-11-28 23:14:46,819 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23375993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:14:46, skipping insertion in model container [2018-11-28 23:14:46,819 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:14:46,819 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:46" (2/3) ... [2018-11-28 23:14:46,819 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23375993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:14:46, skipping insertion in model container [2018-11-28 23:14:46,820 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:14:46,820 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:14:46" (3/3) ... [2018-11-28 23:14:46,822 INFO L375 chiAutomizerObserver]: Analyzing ICFG Velroyen_false-termination_true-no-overflow.c [2018-11-28 23:14:46,877 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:14:46,878 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:14:46,878 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:14:46,878 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:14:46,878 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:14:46,878 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:14:46,879 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:14:46,879 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:14:46,879 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:14:46,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-28 23:14:46,918 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2018-11-28 23:14:46,918 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:14:46,918 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:14:46,928 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:14:46,928 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 23:14:46,928 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:14:46,928 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-28 23:14:46,929 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2018-11-28 23:14:46,930 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:14:46,930 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:14:46,931 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:14:46,931 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 23:14:46,940 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 11#L15-1true [2018-11-28 23:14:46,941 INFO L796 eck$LassoCheckResult]: Loop: 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2018-11-28 23:14:46,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:46,949 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 23:14:46,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:46,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:47,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:47,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:14:47,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:47,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:47,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2018-11-28 23:14:47,069 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:47,069 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:47,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:47,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:14:47,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:47,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:47,083 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2018-11-28 23:14:47,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:47,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:47,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:47,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:14:47,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:47,320 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2018-11-28 23:14:47,360 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:47,361 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:47,361 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:47,362 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:47,362 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:14:47,362 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:47,362 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:47,362 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:47,363 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-28 23:14:47,363 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:47,363 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:47,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:47,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:47,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:47,738 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 23:14:47,745 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:47,746 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 [2018-11-28 23:14:47,761 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:47,761 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:47,816 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:47,816 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:14:47,826 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:47,826 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 [2018-11-28 23:14:47,876 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:47,877 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:47,885 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:47,885 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 [2018-11-28 23:14:47,913 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:14:47,913 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:47,953 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:14:47,955 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:47,955 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:47,955 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:47,955 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:47,955 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:14:47,956 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:47,956 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:47,956 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:47,956 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-28 23:14:47,956 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:47,957 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:47,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:47,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:47,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:48,155 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:48,160 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:14:48,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,163 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,164 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:48,169 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:48,169 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:48,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,182 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 [2018-11-28 23:14:48,183 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,183 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:48,186 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:48,186 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:48,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,199 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,199 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:48,200 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:48,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,212 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:14:48,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:48,218 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:48,218 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:48,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,233 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,234 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,234 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:48,237 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:48,237 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:48,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,249 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,250 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,250 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,251 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:48,252 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:48,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,265 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:14:48,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,267 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,271 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,272 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:48,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,282 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,292 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,292 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:48,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,311 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,311 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,311 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,312 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,312 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,314 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:48,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,330 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,330 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:14:48,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,334 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,335 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,335 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:48,345 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:48,345 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:48,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,364 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:48,371 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:48,372 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:48,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,406 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:48,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,406 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,406 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:48,408 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 23:14:48,408 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,427 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:14:48,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:48,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,429 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:48,432 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:48,432 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:48,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,452 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,453 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,453 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:48,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,457 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:48,460 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:48,463 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:48,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,485 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,487 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:48,489 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,490 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,490 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:48,494 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:48,497 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,527 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,527 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:14:48,527 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,531 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,531 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:48,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,532 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,532 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,536 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,536 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:48,553 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,554 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,560 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,560 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:48,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,561 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,567 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,567 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:48,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,592 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,594 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:48,595 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,595 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,595 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,602 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:48,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,643 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:14:48,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,648 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,648 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:48,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,649 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:48,655 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:48,656 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:48,670 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,678 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,679 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,679 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:48,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,683 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:48,687 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:48,690 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:48,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,719 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,720 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:48,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,721 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,722 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:48,728 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 23:14:48,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,757 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:14:48,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,761 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,761 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:48,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,762 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,765 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,765 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:48,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,771 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,771 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,771 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:48,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,773 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,776 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,776 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:48,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,784 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 [2018-11-28 23:14:48,784 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,784 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:48,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,785 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,785 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,785 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:48,788 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:48,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,799 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:14:48,799 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,800 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,800 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:48,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,804 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:48,806 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:48,807 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:48,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,817 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,818 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,819 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:48,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,821 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:48,821 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:48,826 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:48,826 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:48,834 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:48,837 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:48,838 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:48,839 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:48,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:48,839 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:48,840 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:48,841 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:48,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:48,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:48,938 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:48,938 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:48,939 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:48,939 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:48,939 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:14:48,939 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:48,939 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:48,939 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:48,939 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 23:14:48,940 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:48,940 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:48,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:48,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:48,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:48,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:48,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:49,229 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:49,230 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) [2018-11-28 23:14:49,242 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:49,242 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:49,287 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:49,287 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:14:49,294 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:49,295 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:49,309 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:49,309 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:49,345 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:49,346 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:49,367 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:49,367 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:49,374 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:49,374 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 [2018-11-28 23:14:49,403 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:14:49,403 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:49,436 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:14:49,438 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:49,439 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:49,439 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:49,439 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:49,439 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:14:49,439 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:49,439 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:49,440 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:49,440 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 23:14:49,440 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:49,440 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:49,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:49,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:49,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:49,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:49,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:49,716 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 23:14:49,845 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:49,846 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:14:49,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,848 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,849 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:49,850 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:49,851 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:49,854 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,854 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,854 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,856 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,856 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,857 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:49,857 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:49,858 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:49,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,860 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,860 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,860 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,865 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,866 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:49,867 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:49,867 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:49,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,871 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 [2018-11-28 23:14:49,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,872 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:49,873 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:14:49,873 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,874 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,874 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,874 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,875 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,875 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,875 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,875 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:49,875 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:14:49,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,885 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,885 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:14:49,886 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,886 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,889 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,889 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:49,890 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:49,890 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:49,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,895 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 [2018-11-28 23:14:49,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,896 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,896 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:49,896 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:49,898 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:49,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,906 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,907 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:49,910 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:49,910 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:49,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,917 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,918 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,918 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:49,918 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:49,918 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,923 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,932 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:49,932 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:49,933 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,933 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,933 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:14:49,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,934 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,940 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:49,941 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:49,941 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:49,945 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,946 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,946 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,947 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:49,947 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:49,949 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:49,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,954 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,955 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:49,958 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:49,958 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:49,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,962 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,964 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,964 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,964 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,965 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:49,965 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:49,965 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,971 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,971 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,972 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:49,973 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:49,973 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,973 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,973 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:14:49,976 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,978 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:49,979 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:49,982 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:49,983 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:49,986 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,986 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:49,988 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:49,989 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:49,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:49,990 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:49,990 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:49,992 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 23:14:49,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:49,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:49,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,003 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:50,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,004 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,006 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:50,006 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:50,011 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,014 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:50,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,015 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,015 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:50,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,017 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:50,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,021 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,021 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:50,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,022 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:14:50,022 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,026 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,026 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,027 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,027 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:50,029 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:50,030 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:50,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,038 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,039 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:50,039 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:50,040 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:50,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,057 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,059 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,060 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,060 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:50,062 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:50,063 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:50,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,068 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,068 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,069 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,069 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,069 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:50,072 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:50,073 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,074 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,075 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,075 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,075 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,076 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:50,079 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:50,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,081 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:14:50,082 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,082 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,083 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:50,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,085 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,088 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:50,088 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:50,093 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,093 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,094 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,096 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:50,096 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,096 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:50,097 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,100 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:50,101 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,113 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,115 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:50,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,115 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,117 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:50,117 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:50,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,128 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,128 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:50,128 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,129 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,133 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:50,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,139 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,139 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:50,139 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,140 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,141 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:50,141 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,142 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,142 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:14:50,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,146 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,146 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,151 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:50,151 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:50,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,161 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,161 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,162 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:50,162 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,166 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 23:14:50,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,182 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 [2018-11-28 23:14:50,185 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,186 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,186 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,190 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:50,190 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:50,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,199 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 [2018-11-28 23:14:50,200 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,200 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,200 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,206 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:50,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,208 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,208 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,212 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:50,213 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:50,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,215 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:14:50,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,218 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,219 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,220 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:50,220 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:50,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,233 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,234 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,234 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:50,234 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,237 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:50,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,247 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,248 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,252 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:50,253 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:50,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,263 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,263 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,264 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,264 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:50,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,271 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,271 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:50,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,271 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:50,272 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:50,272 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,274 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:14:50,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,274 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,274 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,275 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:50,277 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:50,277 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:50,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,284 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,284 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,284 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,284 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:50,285 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:50,286 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:50,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,301 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,302 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:50,303 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:50,304 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:50,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,311 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,311 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,311 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,311 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:50,312 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:50,312 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:50,315 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:50,315 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:50,315 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:50,315 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:50,315 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:50,315 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:50,316 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:50,316 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:50,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:50,318 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:14:50,319 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2018-11-28 23:14:50,319 INFO L796 eck$LassoCheckResult]: Loop: 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2018-11-28 23:14:50,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:50,319 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2018-11-28 23:14:50,319 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:50,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:50,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:50,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:14:50,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:50,326 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:50,326 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2018-11-28 23:14:50,326 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:50,326 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:50,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:50,328 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:14:50,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:50,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:50,331 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2018-11-28 23:14:50,332 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:50,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:50,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:50,335 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:14:50,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:14:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:14:50,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:14:50,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:14:50,711 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2018-11-28 23:14:50,844 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 23:14:50,854 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:50,854 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:50,854 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:50,854 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:50,855 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:14:50,855 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:50,855 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:50,855 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:50,855 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-28 23:14:50,855 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:50,855 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:50,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:50,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:51,038 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 23:14:51,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:51,429 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 23:14:51,517 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:51,517 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:14:51,528 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:51,528 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:51,572 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:51,572 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:51,577 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:51,577 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 [2018-11-28 23:14:51,602 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:14:51,602 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:51,635 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:14:51,637 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:51,637 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:51,637 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:51,637 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:51,637 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:14:51,638 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:51,638 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:51,638 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:51,638 INFO L131 ssoRankerPreferences]: Filename of dumped script: Velroyen_false-termination_true-no-overflow.c_Iteration1_Loop [2018-11-28 23:14:51,638 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:51,638 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:51,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:51,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:51,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:51,837 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 23:14:51,842 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:51,842 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:14:51,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,848 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,848 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:51,849 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:51,849 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:51,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,856 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,856 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:51,856 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,857 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:51,857 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:51,857 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:51,857 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:51,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,870 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,870 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,871 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:51,871 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:51,871 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:51,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,876 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:14:51,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,876 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,880 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,880 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,880 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:51,881 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:51,881 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:51,885 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,886 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,886 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:51,889 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,889 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:51,889 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:51,889 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:51,891 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:51,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:51,899 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:51,899 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:51,900 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,901 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:14:51,902 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 [2018-11-28 23:14:51,904 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,904 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:51,907 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:51,907 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:51,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,916 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:51,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,916 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:51,916 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:51,919 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:51,919 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:51,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,933 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,934 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:51,936 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:51,936 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:51,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,941 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:14:51,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,942 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,942 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:51,947 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:51,947 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:51,952 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,955 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:51,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,956 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:51,956 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:51,958 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 23:14:51,958 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:51,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,965 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:51,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,965 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:51,968 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:51,968 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:51,971 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:51,971 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:14:51,972 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:51,972 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:51,972 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:51,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:51,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:51,973 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:52,040 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:52,041 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:52,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,045 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,046 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:52,054 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:52,054 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,054 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:52,054 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:52,061 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:52,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:52,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,067 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,067 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:52,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,068 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:52,068 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:52,072 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:52,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,075 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:14:52,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,076 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,076 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:52,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,081 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:52,082 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:52,083 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:52,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,088 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:52,088 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:52,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,089 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:52,089 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:52,095 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:52,095 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:52,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,103 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:52,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,104 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:52,105 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:52,105 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:52,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,112 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:14:52,113 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 [2018-11-28 23:14:52,113 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,113 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:52,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,114 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:52,120 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:52,121 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:52,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,128 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,129 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,129 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:52,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:52,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,129 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:52,129 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:52,135 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 23:14:52,135 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:52,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,149 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 [2018-11-28 23:14:52,149 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,150 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:52,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,152 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:52,156 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:52,157 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:52,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,162 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:14:52,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,167 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:52,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,167 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:52,168 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:52,168 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:52,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,175 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,175 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:52,175 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:52,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,175 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:52,175 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:52,180 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 23:14:52,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:52,187 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,187 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,188 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,188 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:52,188 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,188 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,188 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:52,189 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:52,189 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:52,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,196 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:14:52,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,200 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,200 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:52,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,201 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:52,204 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:52,205 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:52,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,211 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,212 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:52,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:52,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,212 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 23:14:52,212 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:52,213 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:52,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:52,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:52,229 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:52,229 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:52,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:52,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:52,233 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:52,235 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:52,235 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:52,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:52,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 23:14:52,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 23:14:52,266 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2018-11-28 23:14:52,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:14:52,398 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2018-11-28 23:14:52,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 23:14:52,401 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2018-11-28 23:14:52,402 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2018-11-28 23:14:52,407 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2018-11-28 23:14:52,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2018-11-28 23:14:52,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2018-11-28 23:14:52,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2018-11-28 23:14:52,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:14:52,410 INFO L705 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2018-11-28 23:14:52,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2018-11-28 23:14:52,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-11-28 23:14:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 23:14:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2018-11-28 23:14:52,444 INFO L728 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2018-11-28 23:14:52,444 INFO L608 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2018-11-28 23:14:52,444 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 23:14:52,444 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2018-11-28 23:14:52,445 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2018-11-28 23:14:52,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:14:52,445 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:14:52,445 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:14:52,445 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-28 23:14:52,447 INFO L794 eck$LassoCheckResult]: Stem: 41#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 39#L15-1 [2018-11-28 23:14:52,447 INFO L796 eck$LassoCheckResult]: Loop: 39#L15-1 assume !!(0 != main_~x~0); 37#L15 assume -5 <= main_~x~0 && main_~x~0 <= 35; 38#L16 assume main_~x~0 < 0;main_~x~0 := -5; 39#L15-1 [2018-11-28 23:14:52,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:52,448 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2018-11-28 23:14:52,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:52,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:52,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:52,449 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:14:52,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:52,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:52,453 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2018-11-28 23:14:52,453 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:52,453 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:52,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:52,454 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:14:52,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:52,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:14:52,459 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2018-11-28 23:14:52,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:14:52,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:14:52,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:52,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:14:52,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:14:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:14:52,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:14:52 BoogieIcfgContainer [2018-11-28 23:14:52,555 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:14:52,556 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:14:52,556 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:14:52,556 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:14:52,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:14:46" (3/4) ... [2018-11-28 23:14:52,560 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 23:14:52,599 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 23:14:52,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:14:52,600 INFO L168 Benchmark]: Toolchain (without parser) took 6385.65 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.8 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -211.7 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:14:52,601 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-28 23:14:52,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.21 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 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. [2018-11-28 23:14:52,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.98 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. [2018-11-28 23:14:52,602 INFO L168 Benchmark]: Boogie Preprocessor took 21.73 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. [2018-11-28 23:14:52,603 INFO L168 Benchmark]: RCFGBuilder took 296.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:14:52,603 INFO L168 Benchmark]: BuchiAutomizer took 5742.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -51.7 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2018-11-28 23:14:52,604 INFO L168 Benchmark]: Witness Printer took 43.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:14:52,608 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 241.21 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 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 34.98 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 21.73 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 296.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5742.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -51.7 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. * Witness Printer took 43.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.3s. Construction of modules took 0.1s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 13ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ee42e9f=0, \result=0, x=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x = __VERIFIER_nondet_int(); Loop: [L14] COND TRUE x!=0 [L15] COND TRUE -5 <= x && x <= 35 [L16] COND TRUE x < 0 [L17] x = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...