./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-crafted/Cairo_step2_true-no-overflow_false-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/Cairo_step2_true-no-overflow_false-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 a03b979f45aa8ba48949293cad74f586aed4b0e9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:13:15,699 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:13:15,701 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:13:15,714 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:13:15,714 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:13:15,715 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:13:15,717 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:13:15,719 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:13:15,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:13:15,722 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:13:15,723 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:13:15,723 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:13:15,725 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:13:15,726 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:13:15,727 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:13:15,728 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:13:15,729 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:13:15,731 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:13:15,733 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:13:15,735 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:13:15,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:13:15,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:13:15,741 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:13:15,741 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:13:15,741 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:13:15,742 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:13:15,743 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:13:15,745 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:13:15,746 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:13:15,747 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:13:15,747 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:13:15,748 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:13:15,748 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:13:15,748 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:13:15,750 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:13:15,751 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:13:15,752 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-28 23:13:15,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:13:15,773 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:13:15,774 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:13:15,774 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:13:15,774 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:13:15,775 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:13:15,775 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:13:15,776 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:13:15,776 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:13:15,776 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:13:15,776 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:13:15,776 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:13:15,777 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:13:15,777 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:13:15,777 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:13:15,777 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:13:15,777 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:13:15,777 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:13:15,779 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:13:15,779 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:13:15,779 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:13:15,780 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:13:15,780 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:13:15,780 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:13:15,781 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:13:15,781 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:13:15,781 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:13:15,781 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:13:15,782 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:13:15,782 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 -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2018-11-28 23:13:15,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:13:15,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:13:15,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:13:15,840 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:13:15,840 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:13:15,842 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-crafted/Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c [2018-11-28 23:13:15,920 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28085c2fa/29b28ceb80254d9e8e631a1b214b376d/FLAGc6edb5dd9 [2018-11-28 23:13:16,390 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:13:16,391 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-crafted/Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c [2018-11-28 23:13:16,396 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28085c2fa/29b28ceb80254d9e8e631a1b214b376d/FLAGc6edb5dd9 [2018-11-28 23:13:16,725 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28085c2fa/29b28ceb80254d9e8e631a1b214b376d [2018-11-28 23:13:16,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:13:16,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:13:16,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:13:16,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:13:16,740 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:13:16,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:13:16" (1/1) ... [2018-11-28 23:13:16,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70023aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:16, skipping insertion in model container [2018-11-28 23:13:16,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:13:16" (1/1) ... [2018-11-28 23:13:16,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:13:16,774 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:13:17,009 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:13:17,014 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:13:17,035 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:13:17,053 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:13:17,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17 WrapperNode [2018-11-28 23:13:17,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:13:17,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:13:17,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:13:17,056 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:13:17,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:13:17,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:13:17,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:13:17,100 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:13:17,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (1/1) ... [2018-11-28 23:13:17,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:13:17,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:13:17,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:13:17,135 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:13:17,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (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 23:13:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:13:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:13:17,509 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:13:17,509 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 23:13:17,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:17 BoogieIcfgContainer [2018-11-28 23:13:17,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:13:17,511 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:13:17,511 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:13:17,515 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:13:17,516 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:13:17,516 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:13:16" (1/3) ... [2018-11-28 23:13:17,517 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73896f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:13:17, skipping insertion in model container [2018-11-28 23:13:17,517 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:13:17,517 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:17" (2/3) ... [2018-11-28 23:13:17,518 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73896f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:13:17, skipping insertion in model container [2018-11-28 23:13:17,518 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:13:17,518 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:17" (3/3) ... [2018-11-28 23:13:17,520 INFO L375 chiAutomizerObserver]: Analyzing ICFG Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c [2018-11-28 23:13:17,584 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:13:17,585 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:13:17,585 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:13:17,585 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:13:17,585 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:13:17,585 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:13:17,585 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:13:17,586 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:13:17,586 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:13:17,603 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-11-28 23:13:17,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:13:17,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:13:17,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:13:17,635 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 23:13:17,636 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:13:17,636 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:13:17,636 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-11-28 23:13:17,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:13:17,638 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:13:17,638 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:13:17,638 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 23:13:17,638 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:13:17,648 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L15true assume main_~x~0 % 4294967296 > 0; 7#L16-2true [2018-11-28 23:13:17,648 INFO L796 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2018-11-28 23:13:17,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:17,656 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2018-11-28 23:13:17,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:17,659 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:17,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:17,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:17,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:17,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:17,776 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2018-11-28 23:13:17,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:17,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:17,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:17,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:17,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:17,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:17,792 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2018-11-28 23:13:17,792 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:17,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:17,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:17,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:17,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:18,034 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:18,035 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:18,035 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:18,035 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:18,036 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:13:18,036 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:18,037 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:18,037 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:18,037 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Loop [2018-11-28 23:13:18,037 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:18,037 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:18,065 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 23:13:18,092 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 23:13:18,126 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 23:13:18,380 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-11-28 23:13:18,492 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:18,493 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) [2018-11-28 23:13:18,504 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:18,505 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:18,562 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:18,562 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:13:18,576 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:18,576 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:18,624 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:18,625 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 23:13:18,632 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:18,632 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 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:18,667 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:13:18,667 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:30,737 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:13:30,743 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:30,743 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:30,744 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:30,744 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:30,744 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:13:30,744 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:30,744 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:30,745 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:30,745 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Loop [2018-11-28 23:13:30,745 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:30,746 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:30,748 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 23:13:30,787 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 23:13:30,817 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 23:13:31,053 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:31,059 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:13:31,062 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,064 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,065 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:31,071 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:31,072 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:31,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,081 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,082 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:31,086 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:31,086 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:31,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,098 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,099 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:31,101 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:31,101 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,113 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:13:31,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,116 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,117 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:31,121 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:31,121 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:31,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,129 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 23:13:31,130 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,132 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:31,136 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:31,137 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:31,152 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,155 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:31,158 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:31,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,173 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:13:31,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,175 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,181 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:31,181 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:31,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,192 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,198 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:31,198 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:31,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,215 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,218 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:31,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,251 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:13:31,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,252 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,257 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:31,265 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:31,268 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:31,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,277 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:31,284 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:31,285 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:31,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,309 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:31,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,313 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:31,317 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:31,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,345 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:13:31,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,347 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,347 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:31,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,348 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:31,350 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:31,351 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:31,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,375 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:31,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,375 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:31,381 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:31,382 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:31,401 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,402 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:31,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,405 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:31,407 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:31,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,448 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:13:31,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,451 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:31,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,453 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,458 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:31,459 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:31,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,474 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,474 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:31,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,477 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,480 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:31,480 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:31,498 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,498 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,499 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,499 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:31,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,502 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,505 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:31,506 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,545 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,546 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:13:31,546 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,547 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:31,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,549 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:31,553 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:31,554 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:31,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,574 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:31,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,574 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:31,579 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:31,579 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:31,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,592 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,592 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,592 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:31,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,594 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,595 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:31,598 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:31,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,650 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:13:31,650 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 23:13:31,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,653 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:31,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,654 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,656 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:31,656 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:31,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,664 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,665 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,665 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:31,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,668 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:31,668 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:31,675 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,676 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,677 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:31,677 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,677 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:31,679 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:31,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,696 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:13:31,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,697 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,697 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:31,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,704 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:31,706 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:31,706 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:31,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:31,718 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,720 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:31,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,720 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:31,723 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:31,723 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:31,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:31,738 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:31,738 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:31,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:31,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:31,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:31,739 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:31,741 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:31,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:31,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:31,841 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:31,842 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:31,842 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:31,842 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:31,842 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:13:31,842 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:31,842 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:31,842 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:31,843 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-28 23:13:31,843 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:31,843 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:31,850 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 23:13:31,883 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 23:13:31,893 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 23:13:31,900 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 23:13:31,902 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 23:13:32,362 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 23:13:32,539 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-28 23:13:32,541 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:32,541 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:32,549 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:32,549 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:32,589 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:32,589 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:32,600 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:32,600 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:32,606 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:32,607 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:32,630 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:32,630 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:32,651 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:32,651 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:32,658 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:32,658 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:32,661 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:32,661 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:32,686 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:32,686 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:32,734 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:13:32,734 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:44,958 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:13:44,963 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:44,964 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:44,964 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:44,964 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:44,964 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:13:44,964 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:44,964 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:44,964 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:44,964 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-28 23:13:44,965 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:44,965 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:44,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:13:44,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:13:44,976 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 23:13:44,985 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 23:13:45,013 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 23:13:45,297 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-11-28 23:13:45,562 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:45,563 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:13:45,563 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,564 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,564 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,564 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,564 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:45,565 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:45,565 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:45,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,568 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,569 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:45,569 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:45,570 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:45,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,572 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,573 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:45,573 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:45,574 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,574 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,574 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 23:13:45,575 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,575 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:45,576 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:45,577 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:45,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,584 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,584 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:45,585 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:45,585 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,586 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:13:45,586 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 23:13:45,586 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,587 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,588 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:45,588 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:45,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,590 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 23:13:45,591 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,591 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,592 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:45,592 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:45,595 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,595 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,596 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,597 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,597 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:45,597 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,598 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,599 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,600 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:45,600 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:45,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,610 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,610 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,611 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,611 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:45,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,612 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:13:45,612 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,612 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,613 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,613 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,614 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,615 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,618 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,618 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,619 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,620 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,624 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,624 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,624 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,625 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,625 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:45,625 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,626 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,627 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,627 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,627 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,632 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,632 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,655 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,658 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:45,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,658 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:13:45,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,661 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,661 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,665 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:45,665 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:45,668 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,671 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,673 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,674 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,674 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,675 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:45,676 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:45,682 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,686 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,686 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:45,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,691 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,692 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,692 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,696 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:45,696 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:45,712 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,714 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:45,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,717 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,717 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:45,717 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,719 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:13:45,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,721 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,724 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,726 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:45,726 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:45,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,730 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,733 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,733 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,733 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,736 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:45,737 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:45,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,744 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,745 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,745 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,747 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:45,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,750 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,751 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,751 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,754 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:45,755 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:45,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,777 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,778 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,778 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:45,779 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:45,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,781 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:13:45,782 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,784 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,784 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:45,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,787 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,790 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,790 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,797 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,797 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:45,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,798 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,799 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,799 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,806 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,806 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,807 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,807 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:45,807 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,807 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,808 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,808 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:45,808 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,815 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:45,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,816 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,821 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,822 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,868 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,869 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:45,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,869 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,873 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:45,873 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,875 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:13:45,875 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,876 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:45,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,876 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,878 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:45,879 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:45,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,891 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,892 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:45,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,892 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,896 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:45,896 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:45,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,903 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 23:13:45,904 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,904 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:45,904 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,904 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,911 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:45,912 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:45,913 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,913 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:45,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,914 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,920 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:45,920 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:45,976 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,978 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,978 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,978 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:45,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:45,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,979 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:45,982 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:45,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:45,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,983 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:13:45,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:45,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,984 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:45,984 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:45,990 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:45,990 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:45,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:45,997 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 23:13:45,998 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:45,998 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:45,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:45,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,002 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:46,004 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:46,004 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:46,008 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:46,012 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,012 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:46,012 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:46,012 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,013 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:46,013 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:46,013 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:46,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,022 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:46,023 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,023 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:46,023 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,024 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:46,026 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:46,026 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:46,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:46,042 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,042 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:46,042 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:46,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,043 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:46,043 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:46,043 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:46,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,045 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:13:46,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:46,046 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,046 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:46,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,046 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:46,048 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:46,048 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:46,053 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,054 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:46,054 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,054 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:46,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,055 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:46,057 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:46,057 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:46,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,063 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:46,063 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,064 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:46,064 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:46,064 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,064 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,064 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:46,065 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:46,065 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:46,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:46,068 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,068 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:46,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,069 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:46,080 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:46,081 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:46,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:46,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:46,117 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:46,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:46,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:46,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:46,118 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:46,118 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:46,118 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:46,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:46,121 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:13:46,121 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L15true assume main_~x~0 % 4294967296 > 0; 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2018-11-28 23:13:46,121 INFO L796 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2018-11-28 23:13:46,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:46,122 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2018-11-28 23:13:46,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:46,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:46,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:46,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:13:46,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:46,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:46,135 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2018-11-28 23:13:46,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:46,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:46,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:46,137 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:13:46,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:46,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:13:46,144 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2018-11-28 23:13:46,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:13:46,144 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:13:46,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:46,146 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:13:46,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:13:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:13:46,322 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:46,322 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:46,322 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:46,323 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:46,323 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:13:46,323 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:46,323 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:46,323 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:46,323 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Loop [2018-11-28 23:13:46,323 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:46,323 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:46,325 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 23:13:46,364 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 23:13:46,454 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 23:13:46,645 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:46,645 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:46,728 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:46,728 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:46,750 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:13:46,751 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:46,756 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:13:46,756 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:46,781 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:13:46,781 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:13:58,854 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:13:58,858 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:58,858 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:58,859 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:58,859 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:58,859 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:13:58,859 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:58,859 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:58,859 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:58,859 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Loop [2018-11-28 23:13:58,859 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:58,859 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:58,863 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 23:13:58,903 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 23:13:58,911 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 23:13:59,080 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-11-28 23:13:59,212 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:13:59,212 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:13:59,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,213 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:59,214 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:59,214 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:59,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,226 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:59,227 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:13:59,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,232 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,233 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,233 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:13:59,234 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:59,234 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:13:59,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,235 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:13:59,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,236 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:59,242 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:59,242 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:59,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:59,248 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:59,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,257 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:59,261 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:59,261 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:59,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,263 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:13:59,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,264 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,264 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,270 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:59,270 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:59,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,275 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,280 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:59,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,288 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,289 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:59,289 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:59,293 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,295 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:13:59,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:59,300 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:59,301 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:59,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,307 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,307 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:59,311 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:59,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,319 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:13:59,319 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,319 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:59,324 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:59,324 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:59,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,326 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:13:59,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,328 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,329 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:59,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,329 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:59,333 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:59,333 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:59,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,339 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:59,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,339 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:59,343 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:13:59,344 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,353 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 23:13:59,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,353 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:59,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,354 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:13:59,358 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:13:59,359 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:13:59,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,362 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:13:59,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,366 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:59,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,366 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,369 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:59,370 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:59,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,375 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:59,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,376 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,381 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:59,382 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,407 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,407 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:13:59,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,407 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,413 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:59,413 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:59,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,418 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:13:59,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,421 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:59,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,422 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:59,425 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:59,425 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:59,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,433 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,434 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:59,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,434 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:59,441 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:13:59,442 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,465 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,465 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,466 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,466 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:59,466 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,466 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:13:59,473 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:13:59,473 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:13:59,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,480 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:13:59,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,481 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,481 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:59,481 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,482 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,488 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:59,488 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:59,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,494 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,494 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:59,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,498 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,499 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:13:59,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,508 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:13:59,509 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,509 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:13:59,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,509 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:13:59,514 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:13:59,515 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:13:59,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,520 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:13:59,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,521 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:59,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,525 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:59,529 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:59,530 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:59,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,536 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,540 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,540 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:59,540 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:13:59,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,543 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:59,545 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:13:59,545 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:13:59,558 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,558 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 23:13:59,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:13:59,559 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:13:59,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:13:59,559 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:13:59,559 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:13:59,564 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:13:59,565 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:13:59,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:13:59,783 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-11-28 23:13:59,820 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:13:59,820 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:13:59,820 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:13:59,821 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:13:59,821 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:13:59,821 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:13:59,821 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:13:59,821 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:13:59,821 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-28 23:13:59,821 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:13:59,821 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:13:59,827 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 23:13:59,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:13:59,954 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 23:13:59,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:00,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:00,554 WARN L180 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2018-11-28 23:14:00,994 WARN L180 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-11-28 23:14:01,079 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:01,079 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:01,084 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:01,085 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:01,087 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:14:01,087 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:01,114 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:14:01,114 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:01,155 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:14:01,155 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:14:13,217 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:14:13,221 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:14:13,221 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:14:13,221 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:14:13,221 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:14:13,221 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:14:13,221 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:14:13,221 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:14:13,221 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:14:13,221 INFO L131 ssoRankerPreferences]: Filename of dumped script: Cairo_step2_true-no-overflow_false-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-28 23:14:13,222 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:14:13,222 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:14:13,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:13,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:13,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:13,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:13,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:14:13,467 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:14:13,467 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:14:13,468 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,469 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,469 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,469 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,469 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,469 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:13,470 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:14:13,470 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,472 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,472 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:13,472 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:14:13,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,474 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:13,474 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:13,474 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:13,476 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,477 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,477 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:13,478 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:13,478 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:13,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,479 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 23:14:13,480 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,480 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:14:13,481 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:13,481 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:14:13,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,486 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:14:13,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,487 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,487 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,488 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:13,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,489 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,489 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,489 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,489 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:13,490 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,491 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,491 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:13,492 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:13,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,495 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,495 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:13,496 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:13,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,497 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,497 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,498 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,499 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:13,499 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:13,505 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,505 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:14:13,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,506 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,506 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,506 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,507 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:13,507 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,508 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,508 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,509 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:13,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,510 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,510 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,511 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,511 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,514 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,515 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,516 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,516 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,518 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,518 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,520 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,520 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,529 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,530 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:14:13,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,530 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,530 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,531 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,531 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:13,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,532 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,533 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,533 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,533 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,533 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,533 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:13,534 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,534 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,535 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,535 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,535 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,535 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,537 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:13,537 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:13,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,541 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,541 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,543 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:13,543 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:13,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,545 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 23:14:13,545 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:14:13,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,546 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,549 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:13,549 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:13,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,564 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:14:13,565 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 23:14:13,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,565 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,569 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,570 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:13,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,571 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,571 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,575 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,576 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:14:13,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,577 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,580 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,580 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,580 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,581 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:13,581 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:13,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,588 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,588 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,589 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:13,589 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:13,592 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,593 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,593 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,593 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,594 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,594 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:14:13,596 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:14:13,596 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:14:13,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,612 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:14:13,612 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,612 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,613 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:13,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,613 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,613 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,614 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:13,614 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,615 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,616 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,616 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:13,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,616 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,617 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:13,617 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,619 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,619 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:13,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,620 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,620 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,621 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,621 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,626 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,627 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,627 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:13,627 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,627 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,630 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,630 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,634 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,634 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:14:13,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,635 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,646 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,646 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,705 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:14:13,705 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,706 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,706 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,706 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,710 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:13,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,711 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,712 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,721 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,722 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:14:13,722 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,723 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,723 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,724 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,724 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,731 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:13,732 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:13,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,744 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,744 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,745 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,746 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:13,747 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:13,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,753 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,754 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:14:13,757 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:14:13,758 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:14:13,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,800 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:14:13,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,803 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,803 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,803 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:13,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,805 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,806 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,806 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,806 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:14:13,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,808 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 23:14:13,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,808 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,809 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,810 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,810 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,814 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,814 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,814 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,815 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,816 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,816 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,819 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,820 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:14:13,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,820 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:14:13,822 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:14:13,822 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:14:13,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,834 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:14:13,834 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,834 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,834 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,835 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,835 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,835 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:13,835 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:13,836 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,837 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 23:14:13,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,838 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,838 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:14:13,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,838 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:13,840 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:14:13,840 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:14:13,841 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,842 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,842 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,842 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,843 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,843 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:13,844 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:13,844 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:13,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,853 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,853 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,853 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:13,855 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:13,855 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:13,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:14:13,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:14:13,866 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:14:13,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:14:13,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:14:13,867 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:14:13,875 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:14:13,875 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:14:13,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:14:13,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:14:13 BoogieIcfgContainer [2018-11-28 23:14:13,926 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:14:13,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:14:13,927 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:14:13,927 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:14:13,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:17" (3/4) ... [2018-11-28 23:14:13,931 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:14:13,932 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:14:13,933 INFO L168 Benchmark]: Toolchain (without parser) took 57202.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.0 MB). Free memory was 952.7 MB in the beginning and 961.2 MB in the end (delta: -8.6 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. [2018-11-28 23:14:13,934 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:14:13,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.16 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 23:14:13,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.18 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 23:14:13,936 INFO L168 Benchmark]: Boogie Preprocessor took 34.10 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 23:14:13,936 INFO L168 Benchmark]: RCFGBuilder took 375.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 941.9 MB in the beginning and 1.2 GB in the end (delta: -212.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-28 23:14:13,937 INFO L168 Benchmark]: BuchiAutomizer took 56415.24 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 67.1 MB). Free memory was 1.2 GB in the beginning and 961.2 MB in the end (delta: 193.4 MB). Peak memory consumption was 336.4 MB. Max. memory is 11.5 GB. [2018-11-28 23:14:13,940 INFO L168 Benchmark]: Witness Printer took 5.47 ms. Allocated memory is still 1.3 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:14:13,946 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 321.16 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 44.18 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 34.10 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 375.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 941.9 MB in the beginning and 1.2 GB in the end (delta: -212.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 56415.24 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 67.1 MB). Free memory was 1.2 GB in the beginning and 961.2 MB in the end (delta: 193.4 MB). Peak memory consumption was 336.4 MB. Max. memory is 11.5 GB. * Witness Printer took 5.47 ms. Allocated memory is still 1.3 GB. Free memory is still 961.2 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 56.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 56.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax178 hnf100 lsp56 ukn100 mio100 lsp100 div452 bol100 ite100 ukn100 eq149 hnf49 smp81 dnf100 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 15ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume main_~x~0 % 4294967296 > 0;" "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" Loop: "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...