./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 26d01a9c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/Gothenburg-1.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 f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 04:11:52,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 04:11:52,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 04:11:52,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 04:11:52,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 04:11:52,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 04:11:52,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 04:11:52,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 04:11:52,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 04:11:52,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 04:11:52,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 04:11:52,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 04:11:52,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 04:11:52,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 04:11:52,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 04:11:52,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 04:11:52,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 04:11:52,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 04:11:52,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 04:11:52,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 04:11:52,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 04:11:52,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 04:11:52,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 04:11:52,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 04:11:52,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 04:11:52,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 04:11:52,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 04:11:52,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 04:11:52,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 04:11:52,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 04:11:52,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 04:11:52,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 04:11:52,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 04:11:52,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 04:11:52,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 04:11:52,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 04:11:52,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 04:11:52,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 04:11:52,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 04:11:52,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 04:11:52,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 04:11:52,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-17 04:11:52,763 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 04:11:52,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 04:11:52,764 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 04:11:52,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 04:11:52,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 04:11:52,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 04:11:52,765 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 04:11:52,766 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-17 04:11:52,766 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-17 04:11:52,766 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-17 04:11:52,767 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-17 04:11:52,767 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-17 04:11:52,767 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-17 04:11:52,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 04:11:52,768 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 04:11:52,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 04:11:52,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 04:11:52,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-17 04:11:52,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-17 04:11:52,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-17 04:11:52,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-17 04:11:52,769 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-17 04:11:52,769 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 04:11:52,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-17 04:11:52,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 04:11:52,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 04:11:52,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 04:11:52,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 04:11:52,772 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-17 04:11:52,772 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2023-02-17 04:11:52,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 04:11:53,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 04:11:53,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 04:11:53,028 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 04:11:53,028 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 04:11:53,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2023-02-17 04:11:54,190 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 04:11:54,439 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 04:11:54,440 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2023-02-17 04:11:54,445 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddba8bd55/5246185747624c8abed7a8fc6ecc2dff/FLAG943cb947c [2023-02-17 04:11:54,459 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddba8bd55/5246185747624c8abed7a8fc6ecc2dff [2023-02-17 04:11:54,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 04:11:54,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 04:11:54,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 04:11:54,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 04:11:54,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 04:11:54,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0541e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54, skipping insertion in model container [2023-02-17 04:11:54,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 04:11:54,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 04:11:54,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:11:54,638 INFO L203 MainTranslator]: Completed pre-run [2023-02-17 04:11:54,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:11:54,659 INFO L208 MainTranslator]: Completed translation [2023-02-17 04:11:54,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54 WrapperNode [2023-02-17 04:11:54,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 04:11:54,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-17 04:11:54,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-17 04:11:54,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-17 04:11:54,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,686 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2023-02-17 04:11:54,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-17 04:11:54,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-17 04:11:54,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-17 04:11:54,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-17 04:11:54,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,706 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-17 04:11:54,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-17 04:11:54,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-17 04:11:54,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-17 04:11:54,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (1/1) ... [2023-02-17 04:11:54,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:54,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:54,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:54,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-02-17 04:11:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-17 04:11:54,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-17 04:11:54,840 INFO L235 CfgBuilder]: Building ICFG [2023-02-17 04:11:54,843 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-17 04:11:54,978 INFO L276 CfgBuilder]: Performing block encoding [2023-02-17 04:11:54,983 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-17 04:11:54,983 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-17 04:11:54,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:11:54 BoogieIcfgContainer [2023-02-17 04:11:54,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-17 04:11:54,986 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-17 04:11:54,986 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-17 04:11:54,989 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-17 04:11:54,990 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-17 04:11:54,990 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.02 04:11:54" (1/3) ... [2023-02-17 04:11:54,991 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@383bb1ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.02 04:11:54, skipping insertion in model container [2023-02-17 04:11:54,991 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-17 04:11:54,991 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:11:54" (2/3) ... [2023-02-17 04:11:54,992 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@383bb1ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.02 04:11:54, skipping insertion in model container [2023-02-17 04:11:54,992 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-17 04:11:54,992 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:11:54" (3/3) ... [2023-02-17 04:11:54,993 INFO L332 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2023-02-17 04:11:55,071 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-17 04:11:55,084 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-17 04:11:55,085 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-17 04:11:55,100 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-17 04:11:55,101 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-17 04:11:55,101 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-17 04:11:55,101 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-17 04:11:55,101 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-17 04:11:55,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:11:55,120 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-17 04:11:55,133 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-17 04:11:55,133 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-17 04:11:55,138 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:11:55,138 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-17 04:11:55,139 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-17 04:11:55,139 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:11:55,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-17 04:11:55,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-17 04:11:55,141 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-17 04:11:55,141 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:11:55,141 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-17 04:11:55,152 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 3#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 6#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L26true assume main_~a~0#1 == main_~b~0#1; 12#L27-2true [2023-02-17 04:11:55,153 INFO L750 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 12#L27-2true [2023-02-17 04:11:55,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:11:55,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2023-02-17 04:11:55,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:11:55,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257146685] [2023-02-17 04:11:55,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:11:55,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:11:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:11:55,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:11:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:11:55,277 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:11:55,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:11:55,280 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2023-02-17 04:11:55,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:11:55,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472182782] [2023-02-17 04:11:55,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:11:55,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:11:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:11:55,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:11:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:11:55,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:11:55,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:11:55,320 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2023-02-17 04:11:55,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:11:55,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749099816] [2023-02-17 04:11:55,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:11:55,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:11:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:11:55,332 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:11:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:11:55,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:11:55,383 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:11:55,383 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:11:55,383 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:11:55,384 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:11:55,384 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-17 04:11:55,384 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,384 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:11:55,384 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:11:55,385 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2023-02-17 04:11:55,385 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:11:55,385 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:11:55,403 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,433 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:11:55,434 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-17 04:11:55,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,439 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-02-17 04:11:55,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,443 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,462 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-17 04:11:55,463 INFO L440 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: [] [2023-02-17 04:11:55,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-02-17 04:11:55,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,478 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,494 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-17 04:11:55,494 INFO L440 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: [] [2023-02-17 04:11:55,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,500 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-02-17 04:11:55,524 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,524 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-02-17 04:11:55,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,555 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-02-17 04:11:55,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-17 04:11:55,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,792 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-17 04:11:55,792 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=7, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=3}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=3}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=-6, ULTIMATE.start_main_~y~0#1=7, ULTIMATE.start_main_~b~0#1=-6}] Lambdas: [1, 1, 1] Nus: [0, 0] [2023-02-17 04:11:55,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,814 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:11:55,815 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:11:55,815 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:11:55,815 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:11:55,815 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-17 04:11:55,815 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,816 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:11:55,816 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:11:55,816 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2023-02-17 04:11:55,816 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:11:55,816 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:11:55,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,822 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:55,835 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:11:55,835 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-17 04:11:55,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,841 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-02-17 04:11:55,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,846 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,859 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-17 04:11:55,859 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-17 04:11:55,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,866 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-02-17 04:11:55,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,870 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,880 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-17 04:11:55,880 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-17 04:11:55,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,894 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-02-17 04:11:55,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,907 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-17 04:11:55,907 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-17 04:11:55,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,914 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-02-17 04:11:55,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:11:55,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:55,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:55,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:55,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:55,966 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:55,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-02-17 04:11:55,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-17 04:11:55,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:11:56,001 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-17 04:11:56,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,008 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:11:56,008 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:11:56,008 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:11:56,008 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:11:56,008 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-17 04:11:56,008 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,008 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:11:56,008 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:11:56,008 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2023-02-17 04:11:56,009 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:11:56,009 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:11:56,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,019 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,023 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,030 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:11:56,038 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:11:56,045 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-17 04:11:56,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,049 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-02-17 04:11:56,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-17 04:11:56,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-17 04:11:56,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,111 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-02-17 04:11:56,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:11:56,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,143 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:11:56,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-02-17 04:11:56,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,196 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-02-17 04:11:56,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:11:56,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,225 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-02-17 04:11:56,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-17 04:11:56,238 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-17 04:11:56,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-02-17 04:11:56,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,265 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-02-17 04:11:56,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:11:56,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,292 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-02-17 04:11:56,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,303 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-17 04:11:56,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,321 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-02-17 04:11:56,321 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-17 04:11:56,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,363 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-02-17 04:11:56,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:11:56,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:11:56,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,400 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-17 04:11:56,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,402 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-02-17 04:11:56,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,418 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,421 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-17 04:11:56,422 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-17 04:11:56,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,445 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,466 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,467 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:56,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-02-17 04:11:56,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,491 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-02-17 04:11:56,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,514 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,515 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:56,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,546 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,563 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,563 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:56,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-02-17 04:11:56,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,585 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-02-17 04:11:56,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,601 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,605 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-17 04:11:56,606 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-17 04:11:56,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,628 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-02-17 04:11:56,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,642 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:56,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,669 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,686 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-17 04:11:56,686 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-02-17 04:11:56,706 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2023-02-17 04:11:56,706 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-17 04:11:56,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,755 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,775 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:56,776 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:56,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-02-17 04:11:56,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,796 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-17 04:11:56,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,797 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-02-17 04:11:56,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,810 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:56,813 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-17 04:11:56,813 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-17 04:11:56,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,897 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:56,916 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:11:56,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-02-17 04:11:56,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,940 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-02-17 04:11:56,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,954 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:56,955 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:11:56,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:56,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:56,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:56,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:56,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:56,977 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:56,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:56,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:56,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:56,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:56,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:56,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:56,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-02-17 04:11:56,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:11:56,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,013 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:57,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-02-17 04:11:57,034 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-17 04:11:57,034 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-17 04:11:57,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,056 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:57,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:11:57,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-02-17 04:11:57,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,097 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-02-17 04:11:57,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,110 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-17 04:11:57,110 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:57,133 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2023-02-17 04:11:57,134 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2023-02-17 04:11:57,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,197 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-02-17 04:11:57,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:11:57,212 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:11:57,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,235 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-17 04:11:57,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,237 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-02-17 04:11:57,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,254 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,258 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-17 04:11:57,258 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-17 04:11:57,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,282 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-02-17 04:11:57,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,294 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,295 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:11:57,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,325 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-02-17 04:11:57,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,339 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,340 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:11:57,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,375 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,390 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,392 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:11:57,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-02-17 04:11:57,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,415 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,431 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,434 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-17 04:11:57,435 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-17 04:11:57,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-02-17 04:11:57,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,457 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-02-17 04:11:57,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,470 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,471 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:11:57,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-02-17 04:11:57,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,492 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,507 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-17 04:11:57,507 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-02-17 04:11:57,538 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2023-02-17 04:11:57,538 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2023-02-17 04:11:57,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,612 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:11:57,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,631 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:11:57,631 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:11:57,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-02-17 04:11:57,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,650 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-17 04:11:57,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,651 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-02-17 04:11:57,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,666 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,668 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-17 04:11:57,668 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-17 04:11:57,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,689 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,702 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,702 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,703 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:57,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-02-17 04:11:57,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,727 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,742 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,743 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,743 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:57,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-02-17 04:11:57,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,767 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-02-17 04:11:57,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,781 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,781 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,782 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:57,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,801 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-02-17 04:11:57,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,814 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,817 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-17 04:11:57,817 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-17 04:11:57,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,843 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:11:57,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:11:57,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,859 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:11:57,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:11:57,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-02-17 04:11:57,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:11:57,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-02-17 04:11:57,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:57,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:57,879 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:57,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-17 04:11:57,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:11:57,894 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:11:57,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:11:57,894 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-17 04:11:57,894 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:11:57,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-02-17 04:11:57,910 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2023-02-17 04:11:57,911 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-17 04:11:57,995 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-17 04:11:58,094 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2023-02-17 04:11:58,094 INFO L444 ModelExtractionUtils]: 8 out of 42 variables were initially zero. Simplification set additionally 22 variables to zero. [2023-02-17 04:11:58,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:11:58,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:11:58,097 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-17 04:11:58,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-02-17 04:11:58,100 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-17 04:11:58,115 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2023-02-17 04:11:58,115 INFO L513 LassoAnalysis]: Proved termination. [2023-02-17 04:11:58,116 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0#1 + 1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [-1*ULTIMATE.start_main_~a~0#1 + 1*ULTIMATE.start_main_~b~0#1 >= 0, 1*ULTIMATE.start_main_~a~0#1 - 1*ULTIMATE.start_main_~b~0#1 >= 0] [2023-02-17 04:11:58,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-02-17 04:11:58,146 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2023-02-17 04:11:58,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-02-17 04:11:58,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:11:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:11:58,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-17 04:11:58,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:11:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:11:58,221 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-17 04:11:58,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:11:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:11:58,264 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-02-17 04:11:58,266 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:11:58,304 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 32 transitions. Complement of second has 5 states. [2023-02-17 04:11:58,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-02-17 04:11:58,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:11:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2023-02-17 04:11:58,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2023-02-17 04:11:58,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-17 04:11:58,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2023-02-17 04:11:58,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-17 04:11:58,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2023-02-17 04:11:58,315 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-17 04:11:58,315 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2023-02-17 04:11:58,318 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-02-17 04:11:58,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2023-02-17 04:11:58,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-02-17 04:11:58,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-02-17 04:11:58,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-02-17 04:11:58,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-17 04:11:58,321 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-17 04:11:58,321 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-17 04:11:58,321 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-17 04:11:58,322 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-02-17 04:11:58,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-02-17 04:11:58,322 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-02-17 04:11:58,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-02-17 04:11:58,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.02 04:11:58 BoogieIcfgContainer [2023-02-17 04:11:58,329 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-17 04:11:58,329 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-17 04:11:58,329 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-17 04:11:58,330 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-17 04:11:58,330 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:11:54" (3/4) ... [2023-02-17 04:11:58,333 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-17 04:11:58,333 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-17 04:11:58,333 INFO L158 Benchmark]: Toolchain (without parser) took 3871.36ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 93.7MB in the beginning and 106.8MB in the end (delta: -13.1MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-02-17 04:11:58,334 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:11:58,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.66ms. Allocated memory is still 125.8MB. Free memory was 93.3MB in the beginning and 84.0MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-17 04:11:58,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.37ms. Allocated memory is still 125.8MB. Free memory was 84.0MB in the beginning and 82.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:11:58,335 INFO L158 Benchmark]: Boogie Preprocessor took 24.19ms. Allocated memory is still 125.8MB. Free memory was 82.8MB in the beginning and 81.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-17 04:11:58,335 INFO L158 Benchmark]: RCFGBuilder took 272.50ms. Allocated memory is still 125.8MB. Free memory was 81.5MB in the beginning and 72.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-17 04:11:58,335 INFO L158 Benchmark]: BuchiAutomizer took 3343.17ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 72.4MB in the beginning and 107.9MB in the end (delta: -35.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:11:58,336 INFO L158 Benchmark]: Witness Printer took 3.65ms. Allocated memory is still 151.0MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-17 04:11:58,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.66ms. Allocated memory is still 125.8MB. Free memory was 93.3MB in the beginning and 84.0MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.37ms. Allocated memory is still 125.8MB. Free memory was 84.0MB in the beginning and 82.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.19ms. Allocated memory is still 125.8MB. Free memory was 82.8MB in the beginning and 81.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 272.50ms. Allocated memory is still 125.8MB. Free memory was 81.5MB in the beginning and 72.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3343.17ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 72.4MB in the beginning and 107.9MB in the end (delta: -35.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.65ms. Allocated memory is still 151.0MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function (if x + 1 > 0 then 1 else 0), (if x + 1 > 0 then x + 1 else 2 * y + 1) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 18 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital47 mio100 ax128 hnf100 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq156 hnf96 smp100 dnf162 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 114ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-02-17 04:11:58,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE