./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-new/count_by_k_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/loop-new/count_by_k_true-unreach-call_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0689bcaad6979e48b3cdd0eca14ed722ff5f763f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:44:31,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:44:31,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:44:31,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:44:31,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:44:31,078 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:44:31,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:44:31,084 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:44:31,088 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:44:31,091 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:44:31,094 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:44:31,095 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:44:31,097 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:44:31,100 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:44:31,106 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:44:31,108 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:44:31,114 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:44:31,116 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:44:31,120 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:44:31,123 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:44:31,125 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:44:31,130 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:44:31,135 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:44:31,135 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:44:31,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:44:31,136 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:44:31,138 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:44:31,139 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:44:31,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:44:31,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:44:31,144 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:44:31,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:44:31,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:44:31,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:44:31,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:44:31,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:44:31,152 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:44:31,180 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:44:31,181 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:44:31,182 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:44:31,183 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:44:31,184 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:44:31,184 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:44:31,185 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:44:31,185 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:44:31,185 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:44:31,185 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:44:31,185 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:44:31,186 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:44:31,186 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:44:31,186 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:44:31,186 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:44:31,186 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:44:31,186 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:44:31,186 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:44:31,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:44:31,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:44:31,189 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:44:31,189 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:44:31,190 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:44:31,190 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:44:31,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:44:31,190 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:44:31,190 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:44:31,191 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:44:31,191 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:44:31,191 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:44:31,191 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:44:31,195 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:44:31,195 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0689bcaad6979e48b3cdd0eca14ed722ff5f763f [2018-11-28 23:44:31,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:44:31,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:44:31,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:44:31,264 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:44:31,265 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:44:31,266 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-28 23:44:31,336 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de449d18/e1f68651d8c440c296cf356e0b5d46f1/FLAG422f3bc97 [2018-11-28 23:44:31,790 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:44:31,790 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-28 23:44:31,798 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de449d18/e1f68651d8c440c296cf356e0b5d46f1/FLAG422f3bc97 [2018-11-28 23:44:32,139 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de449d18/e1f68651d8c440c296cf356e0b5d46f1 [2018-11-28 23:44:32,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:44:32,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:44:32,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:44:32,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:44:32,150 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:44:32,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b20b647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32, skipping insertion in model container [2018-11-28 23:44:32,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:44:32,183 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:44:32,434 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:44:32,443 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:44:32,466 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:44:32,486 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:44:32,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32 WrapperNode [2018-11-28 23:44:32,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:44:32,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:44:32,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:44:32,488 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:44:32,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:44:32,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:44:32,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:44:32,527 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:44:32,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (1/1) ... [2018-11-28 23:44:32,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:44:32,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:44:32,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:44:32,546 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:44:32,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (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 23:44:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:44:32,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:44:32,868 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:44:32,869 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 23:44:32,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:44:32 BoogieIcfgContainer [2018-11-28 23:44:32,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:44:32,870 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:44:32,870 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:44:32,873 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:44:32,874 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:44:32,874 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:44:32" (1/3) ... [2018-11-28 23:44:32,876 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@724bcd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:44:32, skipping insertion in model container [2018-11-28 23:44:32,876 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:44:32,876 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:32" (2/3) ... [2018-11-28 23:44:32,876 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@724bcd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:44:32, skipping insertion in model container [2018-11-28 23:44:32,876 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:44:32,877 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:44:32" (3/3) ... [2018-11-28 23:44:32,878 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_by_k_true-unreach-call_true-termination.i [2018-11-28 23:44:33,002 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:44:33,003 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:44:33,003 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:44:33,006 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:44:33,006 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:44:33,006 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:44:33,006 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:44:33,006 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:44:33,007 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:44:33,027 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-28 23:44:33,061 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 23:44:33,061 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:44:33,062 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:44:33,069 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 23:44:33,069 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 23:44:33,069 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:44:33,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-28 23:44:33,071 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 23:44:33,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:44:33,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:44:33,072 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 23:44:33,072 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 23:44:33,080 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true [2018-11-28 23:44:33,080 INFO L796 eck$LassoCheckResult]: Loop: 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-28 23:44:33,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:33,087 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2018-11-28 23:44:33,090 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:33,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:33,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:33,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:44:33,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:33,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:33,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 1 times [2018-11-28 23:44:33,197 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:33,197 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:33,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:33,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:44:33,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:33,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:33,216 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 1 times [2018-11-28 23:44:33,216 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:33,216 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:33,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:33,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:44:33,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:33,386 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:33,387 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:33,387 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:33,387 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:33,387 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:44:33,387 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:33,388 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:33,388 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:33,388 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:33,388 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:33,388 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:33,413 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 23:44:33,445 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 23:44:33,507 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 23:44:33,670 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:33,671 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 23:44:33,679 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:33,679 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:33,686 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:44:33,686 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:33,708 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:33,708 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:44:33,735 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:33,735 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:45,864 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:45,876 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:45,876 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:45,877 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:45,877 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:45,877 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:45,877 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:45,877 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:45,877 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:45,877 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:45,878 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:45,878 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:45,880 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 23:44:45,895 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 23:44:45,899 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 23:44:46,102 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:46,107 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:46,109 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,111 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,111 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,112 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:46,114 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:46,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,118 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,118 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,119 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:46,120 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:46,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,122 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,122 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,123 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:46,128 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:46,128 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:46,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,162 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:46,163 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 23:44:46,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,165 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:46,165 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:46,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,173 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:46,174 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:46,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,179 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:46,185 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:46,185 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:46,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,245 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:46,249 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 23:44:46,250 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,251 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,252 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,255 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,256 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,256 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,256 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,256 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,257 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,257 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,261 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,266 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:46,266 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:46,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,327 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:46,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,328 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,329 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,330 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:46,330 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,331 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 23:44:46,332 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,332 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,333 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,334 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:46,334 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,336 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:46,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,337 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,343 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:46,343 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:46,389 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,390 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:46,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,391 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,392 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:46,395 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:46,396 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,399 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,399 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,400 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:46,401 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:46,402 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,406 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,406 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,407 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:46,414 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:46,414 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:46,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,480 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:46,480 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,481 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,482 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:46,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,486 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,486 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,487 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,498 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:46,498 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,499 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,502 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,503 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,512 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,512 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:46,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,513 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,519 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:46,520 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:46,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,573 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:46,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,575 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,575 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,575 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,579 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:46,580 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,581 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,585 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,585 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,585 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,585 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,592 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:46,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,593 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,593 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,595 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,596 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,596 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,606 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:46,614 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:46,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,694 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:46,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,695 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,695 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,696 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,699 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,704 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,704 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,705 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,705 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,705 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,705 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,707 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,710 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,710 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,711 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,715 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:46,715 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:46,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,745 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:46,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,746 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,748 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:46,749 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:46,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,754 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,754 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,757 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:46,758 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:46,759 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:44:46,764 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,765 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,765 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:46,770 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:46,771 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:46,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,837 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:44:46,838 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-28 23:44:46,838 INFO L796 eck$LassoCheckResult]: Loop: 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-28 23:44:46,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:46,838 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 2 times [2018-11-28 23:44:46,839 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:46,839 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:46,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:46,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:44:46,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:46,851 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:46,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 2 times [2018-11-28 23:44:46,851 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:46,852 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:46,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:46,854 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:44:46,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:46,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:46,860 INFO L82 PathProgramCache]: Analyzing trace with hash 922106858, now seen corresponding path program 3 times [2018-11-28 23:44:46,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:46,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:46,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:46,863 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:44:46,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:47,363 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2018-11-28 23:44:47,468 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-28 23:44:47,485 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:47,485 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:47,485 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:47,485 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:47,485 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:44:47,486 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:47,486 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:47,486 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:47,486 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:47,486 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:47,486 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:47,491 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 23:44:47,513 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 23:44:47,544 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 23:44:47,768 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:47,768 INFO L412 LassoAnalysis]: Checking for nontermination... 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 23:44:47,771 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:47,771 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:47,775 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:44:47,775 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:47,803 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:47,803 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:47,807 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:44:47,807 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:47,828 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:47,828 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:44:47,859 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:47,859 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:59,965 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:59,978 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:59,978 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:59,978 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:59,978 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:59,978 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:59,979 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:59,979 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:59,979 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:59,979 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:59,979 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:59,979 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:59,984 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 23:44:59,995 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 23:44:59,998 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 23:45:00,076 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:45:00,076 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:45:00,077 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:45:00,078 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:00,078 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:00,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:00,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:00,079 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:00,080 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:00,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:00,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:00,082 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 23:45:00,082 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:00,082 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:00,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:00,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:00,085 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:00,085 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:00,085 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:00,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:00,087 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:45:00,087 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:00,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:00,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:00,090 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:00,092 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:45:00,092 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:45:00,106 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 23:45:00,124 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2018-11-28 23:45:00,124 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2018-11-28 23:45:00,126 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 23:45:00,130 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2018-11-28 23:45:00,130 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 23:45:00,131 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~k~0) = -1*ULTIMATE.start_main_~i~0 + 1000000*ULTIMATE.start_main_~k~0 Supporting invariants [1000000*ULTIMATE.start_main_~k~0 - 1 >= 0] [2018-11-28 23:45:00,158 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-11-28 23:45:00,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:00,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:45:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:00,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:45:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:00,909 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2018-11-28 23:45:00,911 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states. Second operand 5 states. [2018-11-28 23:45:01,148 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states.. Second operand 5 states. Result 41 states and 49 transitions. Complement of second has 9 states. [2018-11-28 23:45:01,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-28 23:45:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 23:45:01,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 34 transitions. [2018-11-28 23:45:01,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 2 letters. [2018-11-28 23:45:01,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:45:01,156 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2018-11-28 23:45:01,156 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:45:01,156 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 4 letters. [2018-11-28 23:45:01,156 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:45:01,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 49 transitions. [2018-11-28 23:45:01,163 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:45:01,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2018-11-28 23:45:01,168 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 23:45:01,168 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 23:45:01,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 23:45:01,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:45:01,169 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:45:01,169 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:45:01,169 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:45:01,169 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 23:45:01,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 23:45:01,169 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:45:01,169 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 23:45:01,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:45:01 BoogieIcfgContainer [2018-11-28 23:45:01,176 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:45:01,176 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:45:01,176 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:45:01,178 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:45:01,178 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:44:32" (3/4) ... [2018-11-28 23:45:01,182 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:45:01,182 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:45:01,183 INFO L168 Benchmark]: Toolchain (without parser) took 29038.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 947.3 MB in the beginning and 920.4 MB in the end (delta: 26.9 MB). Peak memory consumption was 169.0 MB. Max. memory is 11.5 GB. [2018-11-28 23:45:01,184 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 23:45:01,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.70 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 936.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:45:01,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.35 ms. Allocated memory is still 1.0 GB. Free memory is still 936.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:45:01,187 INFO L168 Benchmark]: Boogie Preprocessor took 18.54 ms. Allocated memory is still 1.0 GB. Free memory is still 936.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:45:01,187 INFO L168 Benchmark]: RCFGBuilder took 323.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-11-28 23:45:01,188 INFO L168 Benchmark]: BuchiAutomizer took 28306.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.4 MB in the end (delta: 201.9 MB). Peak memory consumption was 201.9 MB. Max. memory is 11.5 GB. [2018-11-28 23:45:01,189 INFO L168 Benchmark]: Witness Printer took 5.74 ms. Allocated memory is still 1.2 GB. Free memory is still 920.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:45:01,194 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 340.70 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 936.6 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 39.35 ms. Allocated memory is still 1.0 GB. Free memory is still 936.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.54 ms. Allocated memory is still 1.0 GB. Free memory is still 936.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 323.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 28306.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.4 MB in the end (delta: 201.9 MB). Peak memory consumption was 201.9 MB. Max. memory is 11.5 GB. * Witness Printer took 5.74 ms. Allocated memory is still 1.2 GB. Free memory is still 920.4 MB. 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 (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + 1000000 * k and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 28.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 27.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 15 SDtfs, 20 SDslu, 20 SDs, 0 SdLazy, 19 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq143 hnf93 smp100 dnf100 smp100 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 43ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...