./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.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/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.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 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:13:25,541 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:13:25,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:13:25,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:13:25,556 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:13:25,557 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:13:25,558 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:13:25,560 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:13:25,562 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:13:25,563 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:13:25,564 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:13:25,565 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:13:25,566 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:13:25,567 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:13:25,568 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:13:25,569 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:13:25,570 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:13:25,572 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:13:25,575 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:13:25,577 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:13:25,578 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:13:25,579 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:13:25,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:13:25,583 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:13:25,583 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:13:25,584 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:13:25,585 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:13:25,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:13:25,588 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:13:25,590 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:13:25,590 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:13:25,591 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:13:25,591 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:13:25,591 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:13:25,592 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:13:25,593 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:13:25,594 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-28 23:13:25,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:13:25,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:13:25,613 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:13:25,613 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:13:25,613 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:13:25,613 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:13:25,614 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:13:25,614 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:13:25,614 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:13:25,614 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:13:25,614 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:13:25,615 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:13:25,615 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:13:25,615 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:13:25,615 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:13:25,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:13:25,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:13:25,617 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:13:25,617 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:13:25,617 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:13:25,618 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:13:25,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:13:25,618 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:13:25,618 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:13:25,618 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:13:25,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:13:25,620 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:13:25,620 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:13:25,621 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:13:25,621 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 -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2018-11-28 23:13:25,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:13:25,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:13:25,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:13:25,689 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:13:25,689 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:13:25,690 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-28 23:13:25,757 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b65c744/630c6445fc294ca9a84eeee88a79e9db/FLAGc9675a146 [2018-11-28 23:13:26,240 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:13:26,240 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-28 23:13:26,247 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b65c744/630c6445fc294ca9a84eeee88a79e9db/FLAGc9675a146 [2018-11-28 23:13:26,586 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b65c744/630c6445fc294ca9a84eeee88a79e9db [2018-11-28 23:13:26,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:13:26,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:13:26,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:13:26,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:13:26,596 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:13:26,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1b49a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26, skipping insertion in model container [2018-11-28 23:13:26,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:13:26,629 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:13:26,823 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:13:26,828 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:13:26,845 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:13:26,862 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:13:26,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26 WrapperNode [2018-11-28 23:13:26,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:13:26,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:13:26,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:13:26,864 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:13:26,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:13:26,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:13:26,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:13:26,902 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:13:26,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (1/1) ... [2018-11-28 23:13:26,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:13:26,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:13:26,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:13:26,927 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:13:26,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (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 23:13:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:13:27,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:13:27,307 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:13:27,308 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 23:13:27,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:27 BoogieIcfgContainer [2018-11-28 23:13:27,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:13:27,309 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:13:27,310 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:13:27,314 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:13:27,315 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:13:27,316 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:13:26" (1/3) ... [2018-11-28 23:13:27,317 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72b284ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:13:27, skipping insertion in model container [2018-11-28 23:13:27,317 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:13:27,317 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:26" (2/3) ... [2018-11-28 23:13:27,317 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72b284ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:13:27, skipping insertion in model container [2018-11-28 23:13:27,317 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:13:27,318 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:27" (3/3) ... [2018-11-28 23:13:27,319 INFO L375 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-28 23:13:27,383 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:13:27,384 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:13:27,384 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:13:27,384 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:13:27,384 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:13:27,384 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:13:27,384 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:13:27,384 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:13:27,385 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:13:27,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-11-28 23:13:27,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:13:27,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:13:27,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:13:27,437 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 23:13:27,438 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:13:27,438 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:13:27,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-11-28 23:13:27,439 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:13:27,439 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:13:27,439 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:13:27,440 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 23:13:27,440 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:13:27,449 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 3#L17-2true [2018-11-28 23:13:27,450 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-11-28 23:13:27,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:27,456 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2018-11-28 23:13:27,458 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:27,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:27,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:27,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:27,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:27,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:27,576 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2018-11-28 23:13:27,576 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:27,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:27,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:27,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:27,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:27,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:27,590 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2018-11-28 23:13:27,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:27,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:27,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:27,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:27,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:27,862 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:27,863 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:27,863 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:27,863 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:27,864 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:13:27,864 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:27,864 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:27,864 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:27,864 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-28 23:13:27,864 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:27,866 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:27,891 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 23:13:27,923 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 23:13:27,933 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 23:13:27,947 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 23:13:27,958 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 23:13:27,998 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 23:13:28,183 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:28,184 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 23:13:28,191 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:28,191 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:28,199 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:28,200 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 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 23:13:28,222 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:28,222 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:28,250 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:28,250 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) [2018-11-28 23:13:28,261 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:28,261 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:28,275 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:28,275 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:13:28,312 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:28,312 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:28,329 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:28,329 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) [2018-11-28 23:13:28,368 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:28,368 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 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 23:13:28,412 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:13:28,412 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 23:13:28,520 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:13:28,521 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:28,522 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:28,522 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:28,522 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:28,522 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:13:28,523 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:28,523 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:28,523 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:28,523 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-28 23:13:28,524 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:28,524 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:28,528 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 23:13:28,537 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 23:13:28,555 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 23:13:28,568 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 23:13:28,574 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 23:13:28,651 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 23:13:28,801 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:28,806 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:13:28,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,810 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:28,815 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:28,815 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:28,824 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,825 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,826 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,826 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:28,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,827 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:28,828 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:28,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:28,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,829 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:28,830 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,830 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:28,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,831 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:28,831 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:28,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:28,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,833 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,834 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:28,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,835 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:28,835 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:28,835 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:28,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,837 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,838 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:28,842 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:28,842 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:28,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,870 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,870 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,870 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:28,873 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:28,873 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:28,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,883 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:13:28,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,884 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,885 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:28,888 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:28,888 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:28,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,894 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 23:13:28,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,895 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:28,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,896 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,896 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:28,897 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:28,897 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:28,898 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,899 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:28,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,900 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:28,901 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:28,901 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:28,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,903 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,904 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:28,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,904 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:28,905 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:28,905 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:28,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,907 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,908 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:28,913 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:28,914 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:28,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,967 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,968 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,968 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,968 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:28,980 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:28,980 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:28,996 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:28,996 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:13:28,997 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:28,998 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:28,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:28,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:28,999 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,008 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,009 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,016 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 23:13:29,017 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,019 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,019 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,021 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,024 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,024 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,025 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,025 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,026 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,028 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,031 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,031 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,033 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,034 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,037 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,040 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,041 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,049 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,050 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,099 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,100 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,104 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,112 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,112 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,128 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:13:29,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,129 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,130 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,136 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:29,136 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:29,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,152 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,152 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:29,152 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,163 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,163 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,164 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,164 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:29,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,168 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,170 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:29,170 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,173 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,175 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,181 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:29,181 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:29,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,230 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:29,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,231 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,237 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:29,237 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:29,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,254 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:13:29,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,259 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,260 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:29,264 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:29,264 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:29,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,278 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:29,280 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:29,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,282 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,282 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,283 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:29,284 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:29,285 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,290 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,291 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:29,292 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:29,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,299 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,300 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:29,307 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:29,307 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:29,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,341 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,341 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,342 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:29,343 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:29,343 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:29,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,353 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:13:29,353 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,358 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,358 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:29,358 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,359 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,368 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,370 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,379 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,379 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:29,380 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,380 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,380 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,380 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,381 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,382 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,386 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,386 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,387 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,387 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:29,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,388 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,389 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,389 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,394 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,395 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:29,395 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,395 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,396 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,408 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:29,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,408 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,417 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,418 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,444 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,446 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,446 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:29,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,447 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,449 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,449 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,459 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,459 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:13:29,460 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,461 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,461 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,461 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,461 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,465 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:29,465 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:29,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,481 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,481 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,482 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,485 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:29,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,488 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,488 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,488 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,490 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:29,490 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,492 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,492 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,500 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,501 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:29,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,503 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,504 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,504 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,504 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,505 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,510 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:29,511 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:29,543 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,545 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,546 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,546 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,546 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,546 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,546 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:29,549 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:29,550 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:29,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,565 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:13:29,565 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,566 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,566 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,567 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,569 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,569 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,574 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,574 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,574 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,576 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,576 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,582 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,582 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,583 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,583 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,583 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,583 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,584 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,584 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,584 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,587 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,588 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,588 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:29,588 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,591 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,591 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,594 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,594 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,616 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,616 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:29,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,617 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:29,618 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:29,618 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:29,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,624 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:13:29,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,628 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,628 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:29,631 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:29,631 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:29,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,644 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 23:13:29,645 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,645 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,646 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:29,646 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:29,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,650 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,650 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,652 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:29,653 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:29,653 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,656 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:29,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,657 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:29,658 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:29,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:29,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:29,662 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,662 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,663 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:29,666 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:29,666 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:29,688 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:29,690 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:29,691 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:29,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:29,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:29,691 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:29,694 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:29,694 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:29,701 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:29,703 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:13:29,703 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-11-28 23:13:29,703 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-11-28 23:13:29,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:29,704 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2018-11-28 23:13:29,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:29,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:29,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:29,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:29,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:29,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:29,717 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2018-11-28 23:13:29,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:29,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:29,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:29,719 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:13:29,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:29,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:29,725 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2018-11-28 23:13:29,726 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:29,726 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:29,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:29,731 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:13:29,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:13:29,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:13:29,907 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 23:13:29,907 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 23:13:29,924 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-28 23:13:29,963 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-28 23:13:29,963 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 23:13:29,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:13:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:13:30,010 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 23:13:30,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2018-11-28 23:13:30,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 23:13:30,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 23:13:30,048 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2018-11-28 23:13:30,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:13:30,099 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2018-11-28 23:13:30,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 23:13:30,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2018-11-28 23:13:30,105 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:13:30,108 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2018-11-28 23:13:30,109 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 23:13:30,109 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 23:13:30,110 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 23:13:30,110 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:13:30,110 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:13:30,111 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:13:30,111 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:13:30,111 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 23:13:30,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 23:13:30,111 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:13:30,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 23:13:30,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:13:30 BoogieIcfgContainer [2018-11-28 23:13:30,115 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:13:30,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:13:30,116 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:13:30,116 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:13:30,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:27" (3/4) ... [2018-11-28 23:13:30,120 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:13:30,121 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:13:30,121 INFO L168 Benchmark]: Toolchain (without parser) took 3531.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 952.7 MB in the beginning and 927.1 MB in the end (delta: 25.6 MB). Peak memory consumption was 159.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:13:30,123 INFO L168 Benchmark]: CDTParser took 0.19 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 23:13:30,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.56 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:13:30,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.45 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:13:30,126 INFO L168 Benchmark]: Boogie Preprocessor took 23.99 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:13:30,126 INFO L168 Benchmark]: RCFGBuilder took 382.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-28 23:13:30,127 INFO L168 Benchmark]: BuchiAutomizer took 2805.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.1 MB in the end (delta: 188.1 MB). Peak memory consumption was 188.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:13:30,128 INFO L168 Benchmark]: Witness Printer took 4.72 ms. Allocated memory is still 1.2 GB. Free memory is still 927.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:13:30,133 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 270.56 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 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 38.45 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.99 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 382.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2805.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.1 MB in the end (delta: 188.1 MB). Peak memory consumption was 188.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.72 ms. Allocated memory is still 1.2 GB. Free memory is still 927.1 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 (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. 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 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 7 SDslu, 6 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...