./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Collatz_bounded.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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/Collatz_bounded.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 fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 03:05:02,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 03:05:02,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 03:05:02,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 03:05:02,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 03:05:02,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 03:05:02,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 03:05:02,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 03:05:02,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 03:05:02,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 03:05:02,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 03:05:02,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 03:05:02,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 03:05:02,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 03:05:02,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 03:05:02,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 03:05:02,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 03:05:02,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 03:05:02,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 03:05:02,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 03:05:02,808 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 03:05:02,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 03:05:02,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 03:05:02,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 03:05:02,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 03:05:02,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 03:05:02,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 03:05:02,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 03:05:02,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 03:05:02,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 03:05:02,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 03:05:02,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 03:05:02,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 03:05:02,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 03:05:02,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 03:05:02,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 03:05:02,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 03:05:02,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 03:05:02,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 03:05:02,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 03:05:02,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 03:05:02,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 03:05:02,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-13 03:05:02,855 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 03:05:02,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 03:05:02,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 03:05:02,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 03:05:02,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 03:05:02,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 03:05:02,858 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 03:05:02,858 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 03:05:02,858 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 03:05:02,859 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 03:05:02,859 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 03:05:02,860 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 03:05:02,860 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 03:05:02,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 03:05:02,860 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 03:05:02,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 03:05:02,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 03:05:02,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 03:05:02,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 03:05:02,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 03:05:02,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 03:05:02,863 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 03:05:02,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 03:05:02,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 03:05:02,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 03:05:02,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 03:05:02,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 03:05:02,864 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 03:05:02,865 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 03:05:02,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef [2022-07-13 03:05:03,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 03:05:03,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 03:05:03,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 03:05:03,111 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 03:05:03,112 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 03:05:03,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2022-07-13 03:05:03,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41ddc54a3/3e11024d02cc4d9fb0f612236e4acaf3/FLAGabccd988e [2022-07-13 03:05:03,598 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 03:05:03,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2022-07-13 03:05:03,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41ddc54a3/3e11024d02cc4d9fb0f612236e4acaf3/FLAGabccd988e [2022-07-13 03:05:03,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41ddc54a3/3e11024d02cc4d9fb0f612236e4acaf3 [2022-07-13 03:05:03,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 03:05:03,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 03:05:03,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 03:05:03,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 03:05:03,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 03:05:03,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e864cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03, skipping insertion in model container [2022-07-13 03:05:03,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 03:05:03,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 03:05:03,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:05:03,809 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 03:05:03,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:05:03,833 INFO L208 MainTranslator]: Completed translation [2022-07-13 03:05:03,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03 WrapperNode [2022-07-13 03:05:03,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 03:05:03,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 03:05:03,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 03:05:03,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 03:05:03,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,861 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-07-13 03:05:03,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 03:05:03,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 03:05:03,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 03:05:03,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 03:05:03,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 03:05:03,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 03:05:03,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 03:05:03,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 03:05:03,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (1/1) ... [2022-07-13 03:05:03,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:03,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:03,921 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) [2022-07-13 03:05:03,947 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 [2022-07-13 03:05:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 03:05:03,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 03:05:03,998 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 03:05:04,000 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 03:05:04,071 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 03:05:04,076 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 03:05:04,077 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 03:05:04,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:05:04 BoogieIcfgContainer [2022-07-13 03:05:04,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 03:05:04,080 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 03:05:04,080 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 03:05:04,083 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 03:05:04,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:05:04,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 03:05:03" (1/3) ... [2022-07-13 03:05:04,084 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31c2f0b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:05:04, skipping insertion in model container [2022-07-13 03:05:04,084 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:05:04,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:05:03" (2/3) ... [2022-07-13 03:05:04,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31c2f0b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:05:04, skipping insertion in model container [2022-07-13 03:05:04,085 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:05:04,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:05:04" (3/3) ... [2022-07-13 03:05:04,086 INFO L354 chiAutomizerObserver]: Analyzing ICFG Collatz_bounded.c [2022-07-13 03:05:04,145 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 03:05:04,145 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 03:05:04,145 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 03:05:04,146 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 03:05:04,146 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 03:05:04,146 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 03:05:04,146 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 03:05:04,146 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 03:05:04,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-07-13 03:05:04,182 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:05:04,183 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:05:04,183 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:05:04,188 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-13 03:05:04,188 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:05:04,189 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 03:05:04,189 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-07-13 03:05:04,190 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:05:04,190 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:05:04,190 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:05:04,190 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-13 03:05:04,190 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:05:04,194 INFO L752 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L14true assume !(main_~y~0#1 >= 113383); 6#L16-2true [2022-07-13 03:05:04,195 INFO L754 eck$LassoCheckResult]: Loop: 6#L16-2true assume !!(main_~y~0#1 > 1); 2#L16true assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 6#L16-2true [2022-07-13 03:05:04,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:04,200 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-13 03:05:04,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:04,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461885256] [2022-07-13 03:05:04,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:04,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:04,273 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:04,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:04,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:04,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 1 times [2022-07-13 03:05:04,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:04,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784785582] [2022-07-13 03:05:04,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:04,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:04,307 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:04,315 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:04,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:04,317 INFO L85 PathProgramCache]: Analyzing trace with hash 28695975, now seen corresponding path program 1 times [2022-07-13 03:05:04,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:04,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395325706] [2022-07-13 03:05:04,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:04,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:04,343 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:04,364 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:04,473 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:04,474 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:04,474 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:04,474 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:04,474 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:04,474 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:04,474 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:04,474 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:04,474 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration1_Loop [2022-07-13 03:05:04,475 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:04,475 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:04,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:04,627 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:04,630 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:04,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:04,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:04,639 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) [2022-07-13 03:05:04,645 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:04,645 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:04,671 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 [2022-07-13 03:05:04,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-13 03:05:04,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:04,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:04,704 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) [2022-07-13 03:05:04,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:04,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:04,716 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 [2022-07-13 03:05:04,781 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:04,786 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 [2022-07-13 03:05:04,786 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:04,786 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:04,786 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:04,786 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:04,786 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:04,786 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:04,787 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:04,787 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:04,787 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration1_Loop [2022-07-13 03:05:04,787 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:04,787 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:04,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:04,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:04,876 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:04,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:04,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:04,879 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) [2022-07-13 03:05:04,881 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 [2022-07-13 03:05:04,882 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 [2022-07-13 03:05:04,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:04,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:04,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:04,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:04,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:04,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:04,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:04,915 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:05:04,922 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 03:05:04,922 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-13 03:05:04,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:04,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:04,926 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) [2022-07-13 03:05:05,001 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:05:05,002 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 03:05:05,002 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:05:05,003 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2022-07-13 03:05:05,033 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 [2022-07-13 03:05:05,040 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:05,043 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 03:05:05,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:05,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:05:05,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:05,088 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:05:05,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:05:05,139 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 03:05:05,140 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-07-13 03:05:05,174 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 28 states and 35 transitions. Complement of second has 8 states. [2022-07-13 03:05:05,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:05:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-07-13 03:05:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 16 transitions. [2022-07-13 03:05:05,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-13 03:05:05,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:05,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-13 03:05:05,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:05,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 3 letters. Loop has 4 letters. [2022-07-13 03:05:05,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:05,184 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 35 transitions. [2022-07-13 03:05:05,186 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:05:05,188 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 9 states and 12 transitions. [2022-07-13 03:05:05,189 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-07-13 03:05:05,189 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-07-13 03:05:05,190 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2022-07-13 03:05:05,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:05:05,190 INFO L369 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-07-13 03:05:05,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2022-07-13 03:05:05,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-07-13 03:05:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-07-13 03:05:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2022-07-13 03:05:05,210 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-07-13 03:05:05,211 INFO L374 stractBuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-07-13 03:05:05,211 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 03:05:05,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2022-07-13 03:05:05,212 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:05:05,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:05:05,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:05:05,212 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 03:05:05,212 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:05:05,213 INFO L752 eck$LassoCheckResult]: Stem: 84#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 85#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 87#L14 assume !(main_~y~0#1 >= 113383); 88#L16-2 assume !!(main_~y~0#1 > 1); 80#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 81#L16-2 [2022-07-13 03:05:05,213 INFO L754 eck$LassoCheckResult]: Loop: 81#L16-2 assume !!(main_~y~0#1 > 1); 86#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 81#L16-2 [2022-07-13 03:05:05,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,213 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2022-07-13 03:05:05,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:05,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764084693] [2022-07-13 03:05:05,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:05,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,223 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,230 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:05,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 2 times [2022-07-13 03:05:05,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:05,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538445727] [2022-07-13 03:05:05,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:05,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,238 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,243 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:05,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030636, now seen corresponding path program 1 times [2022-07-13 03:05:05,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:05,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815523331] [2022-07-13 03:05:05,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:05,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,254 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:05,285 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:05,286 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:05,286 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:05,286 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:05,286 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:05,286 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,286 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:05,287 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:05,287 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration2_Loop [2022-07-13 03:05:05,287 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:05,287 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:05,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:05,341 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:05,341 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:05,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:05,344 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) [2022-07-13 03:05:05,355 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 [2022-07-13 03:05:05,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:05,364 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:05,395 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 [2022-07-13 03:05:05,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:05,397 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) [2022-07-13 03:05:05,398 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 [2022-07-13 03:05:05,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:05,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:05,484 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:05,488 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 [2022-07-13 03:05:05,488 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:05,488 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:05,488 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:05,488 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:05,488 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:05,488 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,488 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:05,488 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:05,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration2_Loop [2022-07-13 03:05:05,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:05,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:05,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:05,561 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:05,561 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:05,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:05,567 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) [2022-07-13 03:05:05,569 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 [2022-07-13 03:05:05,570 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 [2022-07-13 03:05:05,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:05,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:05,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:05,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:05,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:05,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:05,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:05,593 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:05:05,596 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-13 03:05:05,596 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 03:05:05,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:05,603 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) [2022-07-13 03:05:05,609 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:05:05,609 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 03:05:05,609 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:05:05,609 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2022-07-13 03:05:05,630 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 [2022-07-13 03:05:05,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-13 03:05:05,634 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 03:05:05,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:05,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:05:05,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:05,671 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:05:05,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:05:05,687 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 03:05:05,688 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states and 12 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-13 03:05:05,709 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states and 12 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 13 states and 18 transitions. Complement of second has 5 states. [2022-07-13 03:05:05,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 03:05:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-13 03:05:05,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2022-07-13 03:05:05,711 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-13 03:05:05,711 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:05,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 03:05:05,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:05,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 4 letters. [2022-07-13 03:05:05,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:05,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 18 transitions. [2022-07-13 03:05:05,715 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:05:05,716 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 18 transitions. [2022-07-13 03:05:05,716 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-07-13 03:05:05,716 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-13 03:05:05,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 18 transitions. [2022-07-13 03:05:05,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:05:05,717 INFO L369 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-07-13 03:05:05,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 18 transitions. [2022-07-13 03:05:05,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-07-13 03:05:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 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) [2022-07-13 03:05:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2022-07-13 03:05:05,719 INFO L392 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-07-13 03:05:05,719 INFO L374 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-07-13 03:05:05,719 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 03:05:05,719 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2022-07-13 03:05:05,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:05:05,721 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:05:05,721 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:05:05,722 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1] [2022-07-13 03:05:05,723 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:05:05,723 INFO L752 eck$LassoCheckResult]: Stem: 148#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 149#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 152#L14 assume !(main_~y~0#1 >= 113383); 153#L16-2 assume !!(main_~y~0#1 > 1); 144#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 145#L16-2 assume !!(main_~y~0#1 > 1); 154#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 150#L16-2 [2022-07-13 03:05:05,723 INFO L754 eck$LassoCheckResult]: Loop: 150#L16-2 assume !!(main_~y~0#1 > 1); 151#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 150#L16-2 [2022-07-13 03:05:05,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030638, now seen corresponding path program 2 times [2022-07-13 03:05:05,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:05,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778688489] [2022-07-13 03:05:05,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:05,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:05:05,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:05:05,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778688489] [2022-07-13 03:05:05,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778688489] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:05:05,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:05:05,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 03:05:05,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108996172] [2022-07-13 03:05:05,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:05:05,814 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 03:05:05,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:05,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 3 times [2022-07-13 03:05:05,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:05,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35953167] [2022-07-13 03:05:05,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:05,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,820 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:05,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:05,842 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:05,842 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:05,842 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:05,842 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:05,842 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:05,843 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,843 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:05,843 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:05,843 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration3_Loop [2022-07-13 03:05:05,843 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:05,843 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:05,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:05,895 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:05,896 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:05,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:05,897 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) [2022-07-13 03:05:05,906 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 [2022-07-13 03:05:05,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:05,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:05,947 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 [2022-07-13 03:05:05,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:05,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:05,950 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) [2022-07-13 03:05:05,951 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 [2022-07-13 03:05:05,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:05,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:06,031 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:06,038 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 [2022-07-13 03:05:06,038 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:06,038 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:06,039 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:06,039 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:06,039 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:06,039 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,039 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:06,039 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:06,039 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration3_Loop [2022-07-13 03:05:06,039 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:06,039 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:06,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:06,157 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 [2022-07-13 03:05:06,172 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:06,172 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:06,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:06,182 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 [2022-07-13 03:05:06,183 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) [2022-07-13 03:05:06,198 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 [2022-07-13 03:05:06,198 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 [2022-07-13 03:05:06,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:06,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:06,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:06,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:06,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:06,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:06,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:06,223 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:05:06,226 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 03:05:06,226 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-13 03:05:06,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:06,232 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) [2022-07-13 03:05:06,233 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 [2022-07-13 03:05:06,235 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:05:06,235 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 03:05:06,235 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:05:06,235 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2022-07-13 03:05:06,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-07-13 03:05:06,251 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 03:05:06,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:06,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:05:06,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:06,283 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:05:06,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:05:06,295 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 03:05:06,295 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-13 03:05:06,307 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 15 states and 22 transitions. Complement of second has 5 states. [2022-07-13 03:05:06,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 03:05:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-13 03:05:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2022-07-13 03:05:06,309 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 03:05:06,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:06,309 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:05:06,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:06,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:05:06,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:06,337 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:05:06,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:05:06,350 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 03:05:06,351 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-13 03:05:06,364 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 15 states and 22 transitions. Complement of second has 5 states. [2022-07-13 03:05:06,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 03:05:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-13 03:05:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2022-07-13 03:05:06,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 03:05:06,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:06,366 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:05:06,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:06,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:05:06,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:05:06,405 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 03:05:06,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:05:06,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:05:06,416 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 03:05:06,417 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-13 03:05:06,425 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 17 states and 25 transitions. Complement of second has 4 states. [2022-07-13 03:05:06,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 03:05:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2022-07-13 03:05:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-07-13 03:05:06,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 03:05:06,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:06,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-13 03:05:06,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:06,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-13 03:05:06,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:05:06,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 25 transitions. [2022-07-13 03:05:06,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-13 03:05:06,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 15 states and 21 transitions. [2022-07-13 03:05:06,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-07-13 03:05:06,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-13 03:05:06,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2022-07-13 03:05:06,429 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:05:06,429 INFO L369 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2022-07-13 03:05:06,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2022-07-13 03:05:06,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 7. [2022-07-13 03:05:06,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 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) [2022-07-13 03:05:06,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2022-07-13 03:05:06,431 INFO L392 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2022-07-13 03:05:06,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:05:06,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 03:05:06,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 03:05:06,434 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2022-07-13 03:05:06,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:05:06,451 INFO L93 Difference]: Finished difference Result 10 states and 12 transitions. [2022-07-13 03:05:06,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 03:05:06,452 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 12 transitions. [2022-07-13 03:05:06,453 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:05:06,453 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 9 states and 11 transitions. [2022-07-13 03:05:06,453 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-07-13 03:05:06,453 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2022-07-13 03:05:06,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2022-07-13 03:05:06,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:05:06,454 INFO L369 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-07-13 03:05:06,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2022-07-13 03:05:06,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2022-07-13 03:05:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 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) [2022-07-13 03:05:06,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2022-07-13 03:05:06,455 INFO L392 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2022-07-13 03:05:06,455 INFO L374 stractBuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2022-07-13 03:05:06,455 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 03:05:06,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2022-07-13 03:05:06,456 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-13 03:05:06,456 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:05:06,456 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:05:06,456 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 03:05:06,456 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1] [2022-07-13 03:05:06,456 INFO L752 eck$LassoCheckResult]: Stem: 338#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 339#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 340#L14 assume !(main_~y~0#1 >= 113383); 341#L16-2 assume !!(main_~y~0#1 > 1); 334#L16 [2022-07-13 03:05:06,456 INFO L754 eck$LassoCheckResult]: Loop: 334#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 335#L16-2 assume !!(main_~y~0#1 > 1); 336#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 337#L16-2 assume !!(main_~y~0#1 > 1); 334#L16 [2022-07-13 03:05:06,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:06,457 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-07-13 03:05:06,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:06,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231273565] [2022-07-13 03:05:06,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:06,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:06,465 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:06,468 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:06,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:06,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1565113, now seen corresponding path program 1 times [2022-07-13 03:05:06,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:06,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936808530] [2022-07-13 03:05:06,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:06,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:06,486 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:06,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:06,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:06,493 INFO L85 PathProgramCache]: Analyzing trace with hash 183374884, now seen corresponding path program 2 times [2022-07-13 03:05:06,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:06,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211028262] [2022-07-13 03:05:06,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:06,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:06,501 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:06,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:06,575 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:06,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:06,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:06,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:06,576 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:06,576 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,576 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:06,576 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:06,576 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2022-07-13 03:05:06,576 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:06,576 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:06,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:06,660 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:06,660 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:06,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:06,662 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) [2022-07-13 03:05:06,663 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 [2022-07-13 03:05:06,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:06,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:06,703 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 [2022-07-13 03:05:06,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:06,705 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) [2022-07-13 03:05:06,705 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 [2022-07-13 03:05:06,707 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:06,707 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:06,799 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:06,802 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 [2022-07-13 03:05:06,803 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:06,803 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:06,803 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:06,803 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:06,803 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:06,803 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,803 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:06,803 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:06,803 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2022-07-13 03:05:06,803 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:06,803 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:06,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:06,884 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:06,885 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:06,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:06,886 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) [2022-07-13 03:05:06,898 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 [2022-07-13 03:05:06,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:06,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:06,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:06,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:06,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:06,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:06,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:06,910 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 [2022-07-13 03:05:06,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:06,939 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 [2022-07-13 03:05:06,939 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-13 03:05:06,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:06,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:06,941 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) [2022-07-13 03:05:06,941 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 [2022-07-13 03:05:06,943 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 [2022-07-13 03:05:06,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:06,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:06,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:06,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:06,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:06,953 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:06,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:06,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,008 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 [2022-07-13 03:05:07,008 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-13 03:05:07,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,010 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) [2022-07-13 03:05:07,011 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 [2022-07-13 03:05:07,014 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 [2022-07-13 03:05:07,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:07,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,022 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:07,028 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:07,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,061 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 [2022-07-13 03:05:07,062 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-13 03:05:07,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,063 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) [2022-07-13 03:05:07,064 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 [2022-07-13 03:05:07,066 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 [2022-07-13 03:05:07,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:07,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,072 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:07,077 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:07,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,103 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 [2022-07-13 03:05:07,104 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-13 03:05:07,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,105 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) [2022-07-13 03:05:07,108 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 [2022-07-13 03:05:07,109 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 [2022-07-13 03:05:07,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:07,116 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:07,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,117 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:07,120 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:07,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,166 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 [2022-07-13 03:05:07,166 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-13 03:05:07,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,167 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) [2022-07-13 03:05:07,168 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 [2022-07-13 03:05:07,185 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 [2022-07-13 03:05:07,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:07,197 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:07,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,198 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:07,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:07,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-07-13 03:05:07,301 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 [2022-07-13 03:05:07,301 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-13 03:05:07,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,303 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) [2022-07-13 03:05:07,305 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 [2022-07-13 03:05:07,306 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 [2022-07-13 03:05:07,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:07,317 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:07,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,317 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:07,325 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:07,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,380 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 [2022-07-13 03:05:07,381 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-13 03:05:07,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,382 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) [2022-07-13 03:05:07,383 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 [2022-07-13 03:05:07,385 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 [2022-07-13 03:05:07,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:07,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:07,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:07,404 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:07,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-13 03:05:07,429 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-13 03:05:07,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,430 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) [2022-07-13 03:05:07,431 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 [2022-07-13 03:05:07,432 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 [2022-07-13 03:05:07,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:07,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:07,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:07,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:07,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:07,439 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:07,444 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:07,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:07,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:07,468 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 [2022-07-13 03:05:07,479 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:07,479 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:07,479 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:07,479 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:07,479 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:07,479 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,480 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:07,480 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:07,480 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2022-07-13 03:05:07,480 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:07,480 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:07,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:07,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:07,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:07,592 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:07,592 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:07,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,594 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) [2022-07-13 03:05:07,600 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:07,600 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:07,609 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 [2022-07-13 03:05:07,611 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 03:05:07,611 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 03:05:07,635 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 [2022-07-13 03:05:07,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,636 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) [2022-07-13 03:05:07,637 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 [2022-07-13 03:05:07,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:07,638 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:07,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-13 03:05:07,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:07,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:07,674 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) [2022-07-13 03:05:07,674 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 [2022-07-13 03:05:07,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:07,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:19,125 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:19,131 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-13 03:05:19,131 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:19,131 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:19,131 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:19,131 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:19,131 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:19,131 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,131 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:19,131 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:19,131 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2022-07-13 03:05:19,131 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:19,131 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:19,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:19,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:19,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:19,251 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:19,251 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:19,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,266 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) [2022-07-13 03:05:19,268 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 [2022-07-13 03:05:19,272 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 [2022-07-13 03:05:19,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:19,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:19,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-13 03:05:19,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,296 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) [2022-07-13 03:05:19,297 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 [2022-07-13 03:05:19,299 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 [2022-07-13 03:05:19,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:19,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:19,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-13 03:05:19,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,323 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) [2022-07-13 03:05:19,323 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 [2022-07-13 03:05:19,325 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 [2022-07-13 03:05:19,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:19,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:19,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:05:19,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,384 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 [2022-07-13 03:05:19,384 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-13 03:05:19,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,386 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) [2022-07-13 03:05:19,392 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 [2022-07-13 03:05:19,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,399 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:19,401 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:19,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,403 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 [2022-07-13 03:05:19,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,436 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 [2022-07-13 03:05:19,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,437 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) [2022-07-13 03:05:19,438 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 [2022-07-13 03:05:19,439 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 [2022-07-13 03:05:19,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,445 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:19,445 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:19,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,463 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 [2022-07-13 03:05:19,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,465 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) [2022-07-13 03:05:19,472 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 [2022-07-13 03:05:19,473 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 [2022-07-13 03:05:19,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:19,483 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-07-13 03:05:19,483 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-07-13 03:05:19,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,524 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 [2022-07-13 03:05:19,525 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-13 03:05:19,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,526 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) [2022-07-13 03:05:19,529 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 [2022-07-13 03:05:19,530 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 [2022-07-13 03:05:19,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,536 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:19,537 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:19,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-07-13 03:05:19,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,556 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) [2022-07-13 03:05:19,558 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 [2022-07-13 03:05:19,558 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 [2022-07-13 03:05:19,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,565 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:19,565 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:19,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-07-13 03:05:19,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,588 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) [2022-07-13 03:05:19,589 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 [2022-07-13 03:05:19,590 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 [2022-07-13 03:05:19,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,596 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:19,604 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-07-13 03:05:19,604 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:05:19,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-13 03:05:19,632 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-13 03:05:19,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,633 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) [2022-07-13 03:05:19,634 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 [2022-07-13 03:05:19,635 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 [2022-07-13 03:05:19,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,641 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:19,643 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:19,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,688 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 [2022-07-13 03:05:19,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,691 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) [2022-07-13 03:05:19,692 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 [2022-07-13 03:05:19,693 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 [2022-07-13 03:05:19,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,700 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:19,700 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:19,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-13 03:05:19,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,754 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) [2022-07-13 03:05:19,754 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 [2022-07-13 03:05:19,757 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 [2022-07-13 03:05:19,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:19,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,763 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:19,786 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-07-13 03:05:19,786 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-07-13 03:05:19,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,843 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 [2022-07-13 03:05:19,843 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-13 03:05:19,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,844 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) [2022-07-13 03:05:19,852 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 [2022-07-13 03:05:19,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:19,859 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:19,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:19,861 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 [2022-07-13 03:05:19,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:19,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,877 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 [2022-07-13 03:05:19,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,878 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) [2022-07-13 03:05:19,880 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 [2022-07-13 03:05:19,881 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 [2022-07-13 03:05:19,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:19,886 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:19,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:19,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,887 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:19,888 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:19,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:19,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,935 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 [2022-07-13 03:05:19,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:19,937 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) [2022-07-13 03:05:19,944 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 [2022-07-13 03:05:19,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:19,952 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:19,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:19,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:19,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:19,960 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-07-13 03:05:19,960 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-07-13 03:05:19,972 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 [2022-07-13 03:05:19,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:19,999 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 [2022-07-13 03:05:19,999 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-13 03:05:19,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:19,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,001 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) [2022-07-13 03:05:20,003 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 [2022-07-13 03:05:20,005 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 [2022-07-13 03:05:20,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,012 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:20,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:20,014 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:20,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,055 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 [2022-07-13 03:05:20,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,057 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) [2022-07-13 03:05:20,064 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 [2022-07-13 03:05:20,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,073 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:20,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,073 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:20,074 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:20,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,077 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 [2022-07-13 03:05:20,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,111 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 [2022-07-13 03:05:20,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,113 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) [2022-07-13 03:05:20,123 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 [2022-07-13 03:05:20,131 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 [2022-07-13 03:05:20,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,133 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:20,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:20,144 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-07-13 03:05:20,144 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:05:20,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,217 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 [2022-07-13 03:05:20,217 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-13 03:05:20,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,219 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) [2022-07-13 03:05:20,228 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 [2022-07-13 03:05:20,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,237 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:20,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,237 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:20,239 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 [2022-07-13 03:05:20,239 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:20,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,267 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 [2022-07-13 03:05:20,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,268 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) [2022-07-13 03:05:20,269 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 [2022-07-13 03:05:20,303 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 [2022-07-13 03:05:20,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,311 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:20,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:20,312 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:20,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,347 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 [2022-07-13 03:05:20,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,350 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) [2022-07-13 03:05:20,360 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 [2022-07-13 03:05:20,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:20,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,370 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:20,370 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 [2022-07-13 03:05:20,377 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-07-13 03:05:20,377 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-07-13 03:05:20,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-13 03:05:20,445 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-13 03:05:20,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,447 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) [2022-07-13 03:05:20,447 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 [2022-07-13 03:05:20,449 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 [2022-07-13 03:05:20,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,455 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:20,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:20,456 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:20,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,493 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 [2022-07-13 03:05:20,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,494 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) [2022-07-13 03:05:20,495 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 [2022-07-13 03:05:20,497 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 [2022-07-13 03:05:20,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:20,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:20,504 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:20,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,521 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 [2022-07-13 03:05:20,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,523 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2022-07-13 03:05:20,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-13 03:05:20,524 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 [2022-07-13 03:05:20,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,530 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:20,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,531 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:20,538 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-07-13 03:05:20,539 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:05:20,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-13 03:05:20,579 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-13 03:05:20,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,581 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2022-07-13 03:05:20,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-13 03:05:20,583 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 [2022-07-13 03:05:20,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,589 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:20,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,589 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:20,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:20,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-13 03:05:20,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,608 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2022-07-13 03:05:20,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-13 03:05:20,610 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 [2022-07-13 03:05:20,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,616 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:20,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:20,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,617 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:20,618 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:20,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:20,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-07-13 03:05:20,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,636 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2022-07-13 03:05:20,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-13 03:05:20,638 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 [2022-07-13 03:05:20,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:20,644 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:20,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:20,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:20,645 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:20,654 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-07-13 03:05:20,654 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-07-13 03:05:20,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:20,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:20,724 INFO L321 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-07-13 03:05:20,724 INFO L752 eck$LassoCheckResult]: Stem: 338#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 339#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 340#L14 assume !(main_~y~0#1 >= 113383); 341#L16-2 assume !!(main_~y~0#1 > 1); 334#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 335#L16-2 assume !!(main_~y~0#1 > 1); 336#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 337#L16-2 assume !!(main_~y~0#1 > 1); 334#L16 [2022-07-13 03:05:20,724 INFO L754 eck$LassoCheckResult]: Loop: 334#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 335#L16-2 assume !!(main_~y~0#1 > 1); 336#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 337#L16-2 assume !!(main_~y~0#1 > 1); 334#L16 [2022-07-13 03:05:20,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:20,724 INFO L85 PathProgramCache]: Analyzing trace with hash 183374884, now seen corresponding path program 3 times [2022-07-13 03:05:20,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:20,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499154412] [2022-07-13 03:05:20,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:20,740 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:20,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:20,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:20,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1565113, now seen corresponding path program 2 times [2022-07-13 03:05:20,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:20,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133619668] [2022-07-13 03:05:20,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:20,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:20,759 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:20,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:20,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:05:20,777 INFO L85 PathProgramCache]: Analyzing trace with hash -3593124, now seen corresponding path program 4 times [2022-07-13 03:05:20,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:05:20,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586233767] [2022-07-13 03:05:20,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:05:20,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:05:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:20,793 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:05:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:05:20,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:05:20,839 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:20,839 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:20,839 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:20,839 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:20,839 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:20,839 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,840 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:20,840 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:20,840 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2022-07-13 03:05:20,840 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:20,840 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:20,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:20,898 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:20,899 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:20,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,900 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2022-07-13 03:05:20,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-13 03:05:20,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:20,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:20,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:20,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:20,937 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2022-07-13 03:05:20,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-13 03:05:20,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:20,940 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:20,990 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:20,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:20,994 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:20,994 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:20,994 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:20,995 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:20,995 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:20,995 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:20,995 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:20,995 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:20,995 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2022-07-13 03:05:20,995 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:20,995 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:20,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:21,067 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:21,067 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:21,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,070 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2022-07-13 03:05:21,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-13 03:05:21,073 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 [2022-07-13 03:05:21,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:21,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:21,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:21,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,119 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-13 03:05:21,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,120 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2022-07-13 03:05:21,123 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 [2022-07-13 03:05:21,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:21,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,131 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:21,133 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:21,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-13 03:05:21,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,180 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-13 03:05:21,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,181 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2022-07-13 03:05:21,188 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 [2022-07-13 03:05:21,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:21,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,195 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:21,198 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:21,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-13 03:05:21,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,234 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-13 03:05:21,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,236 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2022-07-13 03:05:21,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-13 03:05:21,251 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 [2022-07-13 03:05:21,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:21,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:21,262 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:21,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,294 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-13 03:05:21,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,296 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2022-07-13 03:05:21,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-13 03:05:21,298 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 [2022-07-13 03:05:21,305 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:21,305 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:21,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,306 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:21,308 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:21,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,351 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-13 03:05:21,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,353 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2022-07-13 03:05:21,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-13 03:05:21,356 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 [2022-07-13 03:05:21,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:21,363 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:21,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:21,365 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:21,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,404 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-13 03:05:21,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,406 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2022-07-13 03:05:21,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-13 03:05:21,408 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 [2022-07-13 03:05:21,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:21,416 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:21,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,416 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:21,419 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:21,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,465 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-13 03:05:21,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,467 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2022-07-13 03:05:21,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-13 03:05:21,470 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 [2022-07-13 03:05:21,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:21,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:21,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,477 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:21,480 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:21,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-13 03:05:21,516 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-13 03:05:21,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,517 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2022-07-13 03:05:21,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-13 03:05:21,521 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 [2022-07-13 03:05:21,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:21,528 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:21,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:21,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:21,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:21,528 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:21,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:21,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:21,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:21,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,633 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:21,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:21,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:21,634 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:21,634 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 03:05:21,634 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,634 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:21,634 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:21,634 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2022-07-13 03:05:21,634 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:21,634 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:21,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:21,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:21,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:21,748 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:21,748 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 03:05:21,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,750 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2022-07-13 03:05:21,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-13 03:05:21,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 03:05:21,753 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:21,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:21,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:21,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:21,810 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2022-07-13 03:05:21,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-13 03:05:21,819 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 03:05:21,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 03:05:22,509 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 03:05:22,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,514 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:05:22,514 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:05:22,514 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:05:22,514 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:05:22,514 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:05:22,514 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,514 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:05:22,514 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:05:22,514 INFO L133 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2022-07-13 03:05:22,514 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:05:22,514 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:05:22,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:22,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:22,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:05:22,662 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:05:22,663 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:05:22,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,664 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2022-07-13 03:05:22,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-13 03:05:22,669 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 [2022-07-13 03:05:22,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:22,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:22,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,692 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2022-07-13 03:05:22,699 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 [2022-07-13 03:05:22,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-13 03:05:22,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:22,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:22,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:05:22,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-13 03:05:22,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,730 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2022-07-13 03:05:22,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-13 03:05:22,732 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 [2022-07-13 03:05:22,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:05:22,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:05:22,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-13 03:05:22,755 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-13 03:05:22,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,756 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2022-07-13 03:05:22,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-13 03:05:22,758 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 [2022-07-13 03:05:22,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,764 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:22,764 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:22,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,782 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2022-07-13 03:05:22,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-13 03:05:22,784 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 [2022-07-13 03:05:22,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,790 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:22,794 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-07-13 03:05:22,794 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-07-13 03:05:22,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,818 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2022-07-13 03:05:22,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-13 03:05:22,820 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 [2022-07-13 03:05:22,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:22,827 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:22,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-13 03:05:22,844 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-13 03:05:22,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,845 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2022-07-13 03:05:22,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-13 03:05:22,847 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 [2022-07-13 03:05:22,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:22,854 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:22,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,872 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2022-07-13 03:05:22,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-13 03:05:22,874 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 [2022-07-13 03:05:22,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:22,889 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-07-13 03:05:22,889 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:05:22,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,919 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2022-07-13 03:05:22,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-13 03:05:22,921 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 [2022-07-13 03:05:22,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:22,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:22,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,954 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-13 03:05:22,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,955 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2022-07-13 03:05:22,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-13 03:05:22,957 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 [2022-07-13 03:05:22,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:22,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:22,964 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:22,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:22,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:22,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:22,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:22,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:22,981 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2022-07-13 03:05:22,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-13 03:05:22,984 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 [2022-07-13 03:05:22,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:22,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:22,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:22,990 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:22,999 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-07-13 03:05:22,999 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-07-13 03:05:23,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-13 03:05:23,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,051 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2022-07-13 03:05:23,056 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 [2022-07-13 03:05:23,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:05:23,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,063 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:23,064 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:23,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-13 03:05:23,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,098 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-13 03:05:23,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,100 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2022-07-13 03:05:23,103 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 [2022-07-13 03:05:23,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,111 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:23,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:23,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-13 03:05:23,112 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:23,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,147 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2022-07-13 03:05:23,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-13 03:05:23,149 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 [2022-07-13 03:05:23,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,155 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:23,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:23,160 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-07-13 03:05:23,160 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-07-13 03:05:23,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,192 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2022-07-13 03:05:23,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-13 03:05:23,194 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 [2022-07-13 03:05:23,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,200 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:23,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-13 03:05:23,200 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-13 03:05:23,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-07-13 03:05:23,217 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-13 03:05:23,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,218 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2022-07-13 03:05:23,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-13 03:05:23,221 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 [2022-07-13 03:05:23,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,227 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:23,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:23,228 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:23,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,265 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2022-07-13 03:05:23,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-13 03:05:23,269 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 [2022-07-13 03:05:23,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,277 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:23,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:23,284 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-07-13 03:05:23,284 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:05:23,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,329 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2022-07-13 03:05:23,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-13 03:05:23,331 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 [2022-07-13 03:05:23,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,338 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-13 03:05:23,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,338 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:23,338 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:23,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-07-13 03:05:23,356 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-13 03:05:23,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,357 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2022-07-13 03:05:23,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-13 03:05:23,359 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 [2022-07-13 03:05:23,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,366 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:23,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,366 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:23,367 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:23,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,390 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2022-07-13 03:05:23,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-13 03:05:23,392 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 [2022-07-13 03:05:23,398 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,398 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:23,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,398 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:23,407 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-07-13 03:05:23,407 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-07-13 03:05:23,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,493 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2022-07-13 03:05:23,500 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 [2022-07-13 03:05:23,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:23,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-13 03:05:23,509 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-13 03:05:23,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-13 03:05:23,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-07-13 03:05:23,530 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-13 03:05:23,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,532 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2022-07-13 03:05:23,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-13 03:05:23,534 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 [2022-07-13 03:05:23,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:23,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,540 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:23,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:23,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-07-13 03:05:23,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,566 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2022-07-13 03:05:23,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-07-13 03:05:23,568 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 [2022-07-13 03:05:23,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:23,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:23,579 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-07-13 03:05:23,580 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:05:23,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,630 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2022-07-13 03:05:23,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-07-13 03:05:23,632 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 [2022-07-13 03:05:23,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,638 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-13 03:05:23,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,638 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-13 03:05:23,638 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:05:23,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,655 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-13 03:05:23,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,656 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2022-07-13 03:05:23,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-07-13 03:05:23,658 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 [2022-07-13 03:05:23,663 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,664 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:23,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,664 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:23,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:23,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-07-13 03:05:23,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,682 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2022-07-13 03:05:23,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-07-13 03:05:23,684 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 [2022-07-13 03:05:23,690 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,690 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:23,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,690 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:23,701 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-07-13 03:05:23,701 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-07-13 03:05:23,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:05:23,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:05:23,758 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2022-07-13 03:05:23,763 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 [2022-07-13 03:05:23,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-13 03:05:23,771 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-13 03:05:23,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:05:23,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:05:23,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:05:23,771 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-13 03:05:23,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:05:23,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:05:23,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-07-13 03:05:23,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:05:23,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-07-13 03:05:23,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 03:05:23 BoogieIcfgContainer [2022-07-13 03:05:23,812 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 03:05:23,812 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 03:05:23,812 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 03:05:23,812 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 03:05:23,813 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:05:04" (3/4) ... [2022-07-13 03:05:23,815 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 03:05:23,815 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 03:05:23,815 INFO L158 Benchmark]: Toolchain (without parser) took 20190.52ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 71.2MB in the beginning and 48.8MB in the end (delta: 22.4MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2022-07-13 03:05:23,815 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:05:23,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.26ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 71.0MB in the beginning and 100.4MB in the end (delta: -29.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 03:05:23,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.05ms. Allocated memory is still 123.7MB. Free memory was 100.4MB in the beginning and 98.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:05:23,816 INFO L158 Benchmark]: Boogie Preprocessor took 20.08ms. Allocated memory is still 123.7MB. Free memory was 98.9MB in the beginning and 98.2MB in the end (delta: 714.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:05:23,816 INFO L158 Benchmark]: RCFGBuilder took 194.31ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 89.9MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 03:05:23,817 INFO L158 Benchmark]: BuchiAutomizer took 19732.10ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 89.9MB in the beginning and 48.8MB in the end (delta: 41.2MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. [2022-07-13 03:05:23,817 INFO L158 Benchmark]: Witness Printer took 2.64ms. Allocated memory is still 148.9MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:05:23,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.26ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 71.0MB in the beginning and 100.4MB in the end (delta: -29.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.05ms. Allocated memory is still 123.7MB. Free memory was 100.4MB in the beginning and 98.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.08ms. Allocated memory is still 123.7MB. Free memory was 98.9MB in the beginning and 98.2MB in the end (delta: 714.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 194.31ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 89.9MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 19732.10ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 89.9MB in the beginning and 48.8MB in the end (delta: 41.2MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. * Witness Printer took 2.64ms. Allocated memory is still 148.9MB. Free memory is still 48.8MB. There was no memory consumed. 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 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function y and consists of 5 locations. One deterministic module has affine ranking function y and consists of 3 locations. One nondeterministic module has affine ranking function y and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.6s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 19.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations. 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 [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 39 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital22 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div532 bol100 ite100 ukn100 eq125 hnf96 smp31 dnf100 smp100 tf104 neg99 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 52ms VariablesStem: 3 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;" "assume !(main_~y~0#1 >= 113383);" "assume !!(main_~y~0#1 > 1);" "assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1;" "assume !!(main_~y~0#1 > 1);" "assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !!(main_~y~0#1 > 1);" Loop: "assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1;" "assume !!(main_~y~0#1 > 1);" "assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !!(main_~y~0#1 > 1);" RESULT: Ultimate could not prove your program: unable to determine termination [2022-07-13 03:05:23,835 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 Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN