./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3dbbec33 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-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.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 c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3dbbec3 [2023-02-14 14:42:05,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 14:42:05,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 14:42:05,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 14:42:05,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 14:42:05,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 14:42:05,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 14:42:05,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 14:42:05,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 14:42:05,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 14:42:05,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 14:42:05,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 14:42:05,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 14:42:05,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 14:42:05,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 14:42:05,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 14:42:05,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 14:42:05,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 14:42:05,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 14:42:05,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 14:42:05,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 14:42:05,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 14:42:05,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 14:42:05,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 14:42:05,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 14:42:05,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 14:42:05,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 14:42:05,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 14:42:05,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 14:42:05,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 14:42:05,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 14:42:05,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 14:42:05,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 14:42:05,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 14:42:05,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 14:42:05,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 14:42:05,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 14:42:05,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 14:42:05,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 14:42:05,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 14:42:05,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 14:42:05,757 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-14 14:42:05,774 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 14:42:05,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 14:42:05,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 14:42:05,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 14:42:05,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 14:42:05,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 14:42:05,776 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 14:42:05,776 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-14 14:42:05,776 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-14 14:42:05,776 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-14 14:42:05,776 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-14 14:42:05,776 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-14 14:42:05,777 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-14 14:42:05,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 14:42:05,777 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 14:42:05,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 14:42:05,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 14:42:05,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-14 14:42:05,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-14 14:42:05,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-14 14:42:05,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-14 14:42:05,778 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-14 14:42:05,778 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 14:42:05,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-14 14:42:05,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 14:42:05,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 14:42:05,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 14:42:05,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-14 14:42:05,780 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-14 14:42:05,780 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-02-14 14:42:05,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 14:42:05,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 14:42:05,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 14:42:05,971 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 14:42:05,971 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 14:42:05,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-14 14:42:07,100 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 14:42:07,274 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 14:42:07,274 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-14 14:42:07,278 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a36cb9b1/d0b77ffb77b548768c56a9b3d03efecc/FLAGd7e8a718e [2023-02-14 14:42:07,292 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a36cb9b1/d0b77ffb77b548768c56a9b3d03efecc [2023-02-14 14:42:07,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 14:42:07,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 14:42:07,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 14:42:07,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 14:42:07,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 14:42:07,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5a0424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07, skipping insertion in model container [2023-02-14 14:42:07,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 14:42:07,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 14:42:07,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-14 14:42:07,418 INFO L203 MainTranslator]: Completed pre-run [2023-02-14 14:42:07,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-14 14:42:07,434 INFO L208 MainTranslator]: Completed translation [2023-02-14 14:42:07,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07 WrapperNode [2023-02-14 14:42:07,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 14:42:07,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-14 14:42:07,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-14 14:42:07,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-14 14:42:07,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,457 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-02-14 14:42:07,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-14 14:42:07,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-14 14:42:07,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-14 14:42:07,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-14 14:42:07,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,469 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-14 14:42:07,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-14 14:42:07,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-14 14:42:07,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-14 14:42:07,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (1/1) ... [2023-02-14 14:42:07,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:07,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:07,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:07,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-02-14 14:42:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-14 14:42:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-14 14:42:07,566 INFO L235 CfgBuilder]: Building ICFG [2023-02-14 14:42:07,567 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-14 14:42:07,646 INFO L276 CfgBuilder]: Performing block encoding [2023-02-14 14:42:07,655 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-14 14:42:07,655 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-14 14:42:07,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 02:42:07 BoogieIcfgContainer [2023-02-14 14:42:07,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-14 14:42:07,658 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-14 14:42:07,658 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-14 14:42:07,661 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-14 14:42:07,661 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-14 14:42:07,661 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.02 02:42:07" (1/3) ... [2023-02-14 14:42:07,662 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6365144f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.02 02:42:07, skipping insertion in model container [2023-02-14 14:42:07,662 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-14 14:42:07,662 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:42:07" (2/3) ... [2023-02-14 14:42:07,662 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6365144f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.02 02:42:07, skipping insertion in model container [2023-02-14 14:42:07,662 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-14 14:42:07,663 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 02:42:07" (3/3) ... [2023-02-14 14:42:07,664 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-14 14:42:07,721 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-14 14:42:07,721 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-14 14:42:07,721 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-14 14:42:07,721 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-14 14:42:07,721 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-14 14:42:07,721 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-14 14:42:07,721 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-14 14:42:07,721 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-14 14:42:07,726 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-14 14:42:07,738 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-14 14:42:07,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-14 14:42:07,739 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-14 14:42:07,744 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-14 14:42:07,744 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-14 14:42:07,744 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-14 14:42:07,745 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-14 14:42:07,745 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-14 14:42:07,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-14 14:42:07,745 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-14 14:42:07,746 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-14 14:42:07,746 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-14 14:42:07,752 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-02-14 14:42:07,753 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-02-14 14:42:07,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-14 14:42:07,757 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-02-14 14:42:07,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-14 14:42:07,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741728731] [2023-02-14 14:42:07,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-14 14:42:07,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-14 14:42:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:07,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-14 14:42:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:07,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-14 14:42:07,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-14 14:42:07,830 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-02-14 14:42:07,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-14 14:42:07,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723842225] [2023-02-14 14:42:07,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-14 14:42:07,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-14 14:42:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:07,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-14 14:42:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:07,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-14 14:42:07,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-14 14:42:07,886 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-02-14 14:42:07,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-14 14:42:07,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405489020] [2023-02-14 14:42:07,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-14 14:42:07,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-14 14:42:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:07,905 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-14 14:42:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:07,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-14 14:42:08,150 INFO L210 LassoAnalysis]: Preferences: [2023-02-14 14:42:08,150 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-14 14:42:08,151 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-14 14:42:08,151 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-14 14:42:08,151 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-14 14:42:08,151 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:08,151 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-14 14:42:08,151 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-14 14:42:08,151 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-14 14:42:08,151 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-14 14:42:08,152 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-14 14:42:08,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:08,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:08,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:08,598 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-14 14:42:08,599 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-14 14:42:08,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:08,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:08,603 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:08,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-02-14 14:42:08,605 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-14 14:42:08,606 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-14 14:42:08,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:08,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:08,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:08,640 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:08,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-02-14 14:42:08,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-14 14:42:08,643 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-14 14:42:08,674 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-14 14:42:08,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:08,680 INFO L210 LassoAnalysis]: Preferences: [2023-02-14 14:42:08,680 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-14 14:42:08,680 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-14 14:42:08,680 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-14 14:42:08,680 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-14 14:42:08,680 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:08,680 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-14 14:42:08,680 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-14 14:42:08,680 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-14 14:42:08,681 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-14 14:42:08,681 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-14 14:42:08,682 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:08,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:08,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:08,922 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-14 14:42:08,926 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-14 14:42:08,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:08,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:08,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:08,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:08,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-02-14 14:42:08,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:08,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:08,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:08,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:08,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-14 14:42:08,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-14 14:42:08,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:08,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:08,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-02-14 14:42:08,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:08,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:08,984 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:08,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:08,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:08,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:08,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:08,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:08,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-14 14:42:08,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-14 14:42:08,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:08,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-02-14 14:42:09,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,014 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-02-14 14:42:09,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,025 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:09,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-14 14:42:09,052 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-02-14 14:42:09,052 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-14 14:42:09,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,094 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-14 14:42:09,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,095 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-02-14 14:42:09,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,106 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:09,106 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:09,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,151 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-02-14 14:42:09,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,162 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:09,162 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:09,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,187 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-02-14 14:42:09,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,198 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:09,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:09,247 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-14 14:42:09,247 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-14 14:42:09,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,311 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-14 14:42:09,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,313 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-02-14 14:42:09,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:09,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:09,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,374 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:09,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:09,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-02-14 14:42:09,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,435 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-02-14 14:42:09,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,446 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:09,446 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:09,486 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-14 14:42:09,486 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-14 14:42:09,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,556 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-14 14:42:09,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,573 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-02-14 14:42:09,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,613 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:09,614 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:09,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,661 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-02-14 14:42:09,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:09,680 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:09,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,693 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-02-14 14:42:09,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:09,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,703 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:09,703 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:09,744 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-14 14:42:09,745 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-14 14:42:09,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,835 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-14 14:42:09,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,836 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-02-14 14:42:09,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:09,846 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:09,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,847 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:09,847 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:09,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:09,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,882 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-02-14 14:42:09,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:09,892 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:09,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:09,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:09,892 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:09,893 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:09,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:09,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:09,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-02-14 14:42:09,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:09,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:09,917 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:09,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:09,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-02-14 14:42:09,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:09,949 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:09,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:09,949 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:09,949 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:09,978 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-14 14:42:09,978 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-14 14:42:10,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,031 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-14 14:42:10,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,045 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-02-14 14:42:10,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,056 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-14 14:42:10,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:10,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:10,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,086 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-02-14 14:42:10,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,111 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-14 14:42:10,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:10,112 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:10,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,127 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-02-14 14:42:10,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,140 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-14 14:42:10,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,140 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:10,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:10,171 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-14 14:42:10,172 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-14 14:42:10,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,254 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-14 14:42:10,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,256 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:10,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:10,284 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:10,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-02-14 14:42:10,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,323 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-02-14 14:42:10,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,334 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:10,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:10,335 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:10,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,359 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-02-14 14:42:10,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,391 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:10,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,392 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:10,392 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:10,445 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-14 14:42:10,445 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-14 14:42:10,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,544 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-14 14:42:10,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,546 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-02-14 14:42:10,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,572 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:10,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:10,573 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:10,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,608 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,620 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:10,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,620 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:10,621 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:10,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-02-14 14:42:10,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,652 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-02-14 14:42:10,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,689 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,689 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:10,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,689 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:10,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:10,733 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-14 14:42:10,733 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-14 14:42:10,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,801 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-14 14:42:10,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,812 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,824 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:10,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,824 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-14 14:42:10,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-14 14:42:10,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-02-14 14:42:10,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,852 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,853 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-02-14 14:42:10,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:10,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,864 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:10,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:10,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:10,865 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-14 14:42:10,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-14 14:42:10,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:10,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:10,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:10,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:10,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:10,878 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:10,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-02-14 14:42:10,882 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 [2023-02-14 14:42:10,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:10,893 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:10,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:10,893 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:10,893 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-14 14:42:10,940 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-02-14 14:42:10,941 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-02-14 14:42:11,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:11,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:11,098 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-14 14:42:11,098 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-02-14 14:42:11,098 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-02-14 14:42:11,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-14 14:42:11,099 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-02-14 14:42:11,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-14 14:42:11,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617699744] [2023-02-14 14:42:11,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-14 14:42:11,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-14 14:42:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:11,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-14 14:42:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:11,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-14 14:42:11,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-14 14:42:11,114 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-02-14 14:42:11,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-14 14:42:11,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431595440] [2023-02-14 14:42:11,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-14 14:42:11,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-14 14:42:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:11,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-14 14:42:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:11,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-14 14:42:11,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-14 14:42:11,141 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-02-14 14:42:11,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-14 14:42:11,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086676141] [2023-02-14 14:42:11,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-14 14:42:11,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-14 14:42:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:11,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-14 14:42:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-14 14:42:11,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-14 14:42:11,281 INFO L210 LassoAnalysis]: Preferences: [2023-02-14 14:42:11,281 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-14 14:42:11,281 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-14 14:42:11,281 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-14 14:42:11,281 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-14 14:42:11,281 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,281 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-14 14:42:11,281 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-14 14:42:11,282 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-14 14:42:11,282 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-14 14:42:11,282 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-14 14:42:11,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:11,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:11,324 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:11,562 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-14 14:42:11,562 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-14 14:42:11,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:11,564 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:11,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-02-14 14:42:11,567 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-14 14:42:11,567 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-14 14:42:11,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:11,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:11,606 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:11,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-02-14 14:42:11,609 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-14 14:42:11,610 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-14 14:42:11,634 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-14 14:42:11,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:11,639 INFO L210 LassoAnalysis]: Preferences: [2023-02-14 14:42:11,639 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-14 14:42:11,639 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-14 14:42:11,639 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-14 14:42:11,639 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-14 14:42:11,639 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,639 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-14 14:42:11,639 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-14 14:42:11,639 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-14 14:42:11,639 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-14 14:42:11,639 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-14 14:42:11,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:11,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:11,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-14 14:42:11,877 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-14 14:42:11,877 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-14 14:42:11,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:11,878 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:11,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-02-14 14:42:11,882 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 [2023-02-14 14:42:11,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:11,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:11,889 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:11,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-14 14:42:11,903 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-02-14 14:42:11,903 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-14 14:42:11,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:11,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:11,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:11,953 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:11,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-02-14 14:42:11,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:11,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:11,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:11,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:11,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:11,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-14 14:42:11,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-14 14:42:11,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:11,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:11,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:11,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:11,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:11,985 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:11,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-02-14 14:42:11,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:11,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:11,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:11,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:11,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:11,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-14 14:42:11,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-14 14:42:11,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,027 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-14 14:42:12,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,028 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,048 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:12,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:12,069 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-14 14:42:12,069 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-14 14:42:12,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-02-14 14:42:12,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,115 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-02-14 14:42:12,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:12,132 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:12,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,150 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-02-14 14:42:12,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:12,163 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:12,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,179 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-14 14:42:12,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,181 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-02-14 14:42:12,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,197 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:12,197 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:12,252 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-14 14:42:12,252 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-14 14:42:12,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,349 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-02-14 14:42:12,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:12,359 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:12,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,376 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-02-14 14:42:12,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:12,386 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:12,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,405 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-14 14:42:12,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,406 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-02-14 14:42:12,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,417 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:12,417 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:12,451 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-14 14:42:12,452 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-14 14:42:12,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,533 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-02-14 14:42:12,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,543 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:12,543 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:12,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,563 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-14 14:42:12,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,588 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:12,588 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:12,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-02-14 14:42:12,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,593 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-14 14:42:12,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,594 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-02-14 14:42:12,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,614 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:12,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,614 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:12,614 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:12,642 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-14 14:42:12,642 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-14 14:42:12,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,706 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-02-14 14:42:12,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,729 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:12,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:12,729 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:12,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,749 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-02-14 14:42:12,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,759 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:12,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-14 14:42:12,759 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-14 14:42:12,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,794 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-14 14:42:12,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,795 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-02-14 14:42:12,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,805 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-14 14:42:12,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,805 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:12,805 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:12,834 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-14 14:42:12,834 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-14 14:42:12,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,913 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-02-14 14:42:12,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,923 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-14 14:42:12,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:12,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:12,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,943 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-14 14:42:12,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-02-14 14:42:12,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,953 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-14 14:42:12,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:12,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:12,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:12,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:12,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:12,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:12,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:12,973 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-14 14:42:12,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:12,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:12,974 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) [2023-02-14 14:42:12,976 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 [2023-02-14 14:42:12,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:12,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:12,984 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:12,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:12,985 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:12,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:13,021 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-14 14:42:13,021 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-14 14:42:13,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:13,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,175 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) [2023-02-14 14:42:13,176 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 [2023-02-14 14:42:13,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,184 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:13,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:13,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:13,184 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:13,185 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:13,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:13,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:13,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,205 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) [2023-02-14 14:42:13,207 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 [2023-02-14 14:42:13,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,215 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,215 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:13,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:13,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:13,215 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-14 14:42:13,216 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-14 14:42:13,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:13,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-02-14 14:42:13,235 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-14 14:42:13,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,236 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) [2023-02-14 14:42:13,238 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 [2023-02-14 14:42:13,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:13,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,245 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:13,245 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:13,271 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-14 14:42:13,271 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-14 14:42:13,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,338 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 [2023-02-14 14:42:13,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,339 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) [2023-02-14 14:42:13,341 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 [2023-02-14 14:42:13,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,348 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:13,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:13,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:13,349 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:13,349 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:13,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:13,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-02-14 14:42:13,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,355 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) [2023-02-14 14:42:13,357 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 [2023-02-14 14:42:13,359 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 [2023-02-14 14:42:13,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-14 14:42:13,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:13,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:13,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-14 14:42:13,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-14 14:42:13,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:13,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-02-14 14:42:13,379 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-14 14:42:13,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,381 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) [2023-02-14 14:42:13,382 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 [2023-02-14 14:42:13,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:13,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,390 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-14 14:42:13,390 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-14 14:42:13,430 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-02-14 14:42:13,431 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-02-14 14:42:13,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,539 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 [2023-02-14 14:42:13,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,541 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) [2023-02-14 14:42:13,542 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 [2023-02-14 14:42:13,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,550 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,550 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:13,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:13,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:13,550 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-14 14:42:13,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-14 14:42:13,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:13,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,576 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 [2023-02-14 14:42:13,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-14 14:42:13,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-14 14:42:13,583 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) [2023-02-14 14:42:13,586 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 [2023-02-14 14:42:13,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-14 14:42:13,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-14 14:42:13,594 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-14 14:42:13,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-14 14:42:13,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-14 14:42:13,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-14 14:42:13,594 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-14 14:42:13,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-14 14:42:13,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-14 14:42:13,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-14 14:42:13,613 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 [2023-02-14 14:42:13,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.02 02:42:13 BoogieIcfgContainer [2023-02-14 14:42:13,617 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-14 14:42:13,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-14 14:42:13,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-14 14:42:13,618 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-14 14:42:13,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 02:42:07" (3/4) ... [2023-02-14 14:42:13,620 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-14 14:42:13,620 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-14 14:42:13,621 INFO L158 Benchmark]: Toolchain (without parser) took 6323.82ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 122.1MB in the beginning and 147.1MB in the end (delta: -25.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-02-14 14:42:13,622 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 127.9MB. Free memory was 73.6MB in the beginning and 73.4MB in the end (delta: 188.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:42:13,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 136.28ms. Allocated memory is still 159.4MB. Free memory was 122.1MB in the beginning and 113.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-14 14:42:13,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.74ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 111.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-14 14:42:13,622 INFO L158 Benchmark]: Boogie Preprocessor took 12.22ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 110.9MB in the end (delta: 694.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:42:13,622 INFO L158 Benchmark]: RCFGBuilder took 186.24ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 102.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-14 14:42:13,623 INFO L158 Benchmark]: BuchiAutomizer took 5959.61ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 101.8MB in the beginning and 147.1MB in the end (delta: -45.3MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. [2023-02-14 14:42:13,623 INFO L158 Benchmark]: Witness Printer took 2.67ms. Allocated memory is still 201.3MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:42:13,624 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 127.9MB. Free memory was 73.6MB in the beginning and 73.4MB in the end (delta: 188.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 136.28ms. Allocated memory is still 159.4MB. Free memory was 122.1MB in the beginning and 113.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.74ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 111.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.22ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 110.9MB in the end (delta: 694.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 186.24ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 102.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5959.61ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 101.8MB in the beginning and 147.1MB in the end (delta: -45.3MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. * Witness Printer took 2.67ms. Allocated memory is still 201.3MB. Free memory is still 147.1MB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital64 mio100 ax100 hnf100 lsp135 ukn80 mio100 lsp100 div197 bol100 ite100 ukn100 eq137 hnf97 smp57 dnf247 smp62 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 154ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 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_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2023-02-14 14:42:13,635 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