./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 70b7927a0492d6be5caba90d696a196e2b22ba2a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 18:15:28,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 18:15:28,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 18:15:28,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 18:15:28,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 18:15:28,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 18:15:28,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 18:15:28,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 18:15:28,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 18:15:28,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 18:15:28,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 18:15:28,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 18:15:28,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 18:15:28,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 18:15:28,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 18:15:28,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 18:15:28,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 18:15:28,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 18:15:28,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 18:15:28,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 18:15:28,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 18:15:28,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 18:15:28,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 18:15:28,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 18:15:28,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 18:15:28,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 18:15:28,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 18:15:28,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 18:15:28,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 18:15:28,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 18:15:28,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 18:15:28,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 18:15:28,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 18:15:28,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 18:15:28,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 18:15:28,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 18:15:28,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 18:15:28,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 18:15:28,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 18:15:28,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 18:15:28,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 18:15:28,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-07-06 18:15:28,610 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 18:15:28,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 18:15:28,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 18:15:28,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 18:15:28,613 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 18:15:28,613 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 18:15:28,613 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 18:15:28,613 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 18:15:28,613 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 18:15:28,613 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 18:15:28,614 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 18:15:28,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 18:15:28,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 18:15:28,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 18:15:28,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 18:15:28,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 18:15:28,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 18:15:28,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 18:15:28,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 18:15:28,615 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 18:15:28,616 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 18:15:28,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 18:15:28,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 18:15:28,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 18:15:28,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 18:15:28,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 18:15:28,616 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 18:15:28,617 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 18:15:28,617 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70b7927a0492d6be5caba90d696a196e2b22ba2a [2021-07-06 18:15:28,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 18:15:28,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 18:15:28,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 18:15:28,868 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 18:15:28,868 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 18:15:28,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-07-06 18:15:28,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9213293/653f33283aa64865ae43f7fb7346fa6d/FLAG47baeef0a [2021-07-06 18:15:29,292 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 18:15:29,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-07-06 18:15:29,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9213293/653f33283aa64865ae43f7fb7346fa6d/FLAG47baeef0a [2021-07-06 18:15:29,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9213293/653f33283aa64865ae43f7fb7346fa6d [2021-07-06 18:15:29,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 18:15:29,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 18:15:29,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 18:15:29,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 18:15:29,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 18:15:29,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f927b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29, skipping insertion in model container [2021-07-06 18:15:29,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 18:15:29,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 18:15:29,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 18:15:29,424 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 18:15:29,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 18:15:29,448 INFO L208 MainTranslator]: Completed translation [2021-07-06 18:15:29,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29 WrapperNode [2021-07-06 18:15:29,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 18:15:29,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 18:15:29,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 18:15:29,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 18:15:29,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 18:15:29,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 18:15:29,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 18:15:29,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 18:15:29,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 18:15:29,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 18:15:29,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 18:15:29,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 18:15:29,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (1/1) ... [2021-07-06 18:15:29,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:29,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:29,562 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) [2021-07-06 18:15:29,576 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 [2021-07-06 18:15:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 18:15:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 18:15:29,755 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 18:15:29,755 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-07-06 18:15:29,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 06:15:29 BoogieIcfgContainer [2021-07-06 18:15:29,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 18:15:29,757 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 18:15:29,758 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 18:15:29,761 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 18:15:29,761 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 18:15:29,762 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 06:15:29" (1/3) ... [2021-07-06 18:15:29,762 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5058d546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 06:15:29, skipping insertion in model container [2021-07-06 18:15:29,763 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 18:15:29,763 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:15:29" (2/3) ... [2021-07-06 18:15:29,763 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5058d546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 06:15:29, skipping insertion in model container [2021-07-06 18:15:29,763 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 18:15:29,763 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 06:15:29" (3/3) ... [2021-07-06 18:15:29,764 INFO L389 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2021-07-06 18:15:29,806 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 18:15:29,806 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 18:15:29,806 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 18:15:29,806 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 18:15:29,807 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 18:15:29,807 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 18:15:29,807 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 18:15:29,807 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 18:15:29,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-07-06 18:15:29,827 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-07-06 18:15:29,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 18:15:29,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 18:15:29,831 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 18:15:29,831 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 18:15:29,831 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 18:15:29,832 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-07-06 18:15:29,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-07-06 18:15:29,833 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 18:15:29,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 18:15:29,834 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 18:15:29,834 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 18:15:29,839 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~a~0, main_~b~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~x~0;havoc main_~y~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 6#L22true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 7#L23true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 9#L24true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 11#L25true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 3#L26true assume main_~a~0 == main_~b~0; 12#L27-2true [2021-07-06 18:15:29,839 INFO L793 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 12#L27-2true [2021-07-06 18:15:29,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:15:29,844 INFO L82 PathProgramCache]: Analyzing trace with hash 922017710, now seen corresponding path program 1 times [2021-07-06 18:15:29,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:15:29,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634830916] [2021-07-06 18:15:29,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:15:29,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:15:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:15:29,910 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:15:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:15:29,921 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:15:29,934 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:15:29,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:15:29,937 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times [2021-07-06 18:15:29,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:15:29,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26189223] [2021-07-06 18:15:29,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:15:29,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:15:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:15:29,950 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:15:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:15:29,961 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:15:29,963 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:15:29,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:15:29,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 1 times [2021-07-06 18:15:29,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:15:29,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797609252] [2021-07-06 18:15:29,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:15:29,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:15:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:15:29,988 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:15:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:15:29,996 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:15:29,998 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:15:30,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:30,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-06 18:15:30,084 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 18:15:30,085 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 18:15:30,085 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 18:15:30,085 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 18:15:30,085 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-07-06 18:15:30,085 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:30,085 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 18:15:30,086 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 18:15:30,086 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2021-07-06 18:15:30,086 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 18:15:30,086 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 18:15:30,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,208 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 18:15:30,209 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-07-06 18:15:30,210 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:30,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:30,211 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) [2021-07-06 18:15:30,212 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 [2021-07-06 18:15:30,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:30,216 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:30,247 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:30,247 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:30,264 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 [2021-07-06 18:15:30,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:30,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:30,265 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) [2021-07-06 18:15:30,266 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 [2021-07-06 18:15:30,306 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:30,311 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:30,325 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:30,325 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:30,341 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 [2021-07-06 18:15:30,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:30,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:30,344 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) [2021-07-06 18:15:30,355 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:30,355 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:30,355 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 [2021-07-06 18:15:30,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-07-06 18:15:30,387 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:30,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:30,387 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) [2021-07-06 18:15:30,388 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 [2021-07-06 18:15:30,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-07-06 18:15:30,389 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:30,772 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:30,772 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~a~0=7, ULTIMATE.start_main_~b~0=6, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~a~0=7, ULTIMATE.start_main_~b~0=6, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7, ULTIMATE.start_main_~a~0=-3, ULTIMATE.start_main_~b~0=-3, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~a~0=3, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=-3, ULTIMATE.start_main_~a~0=0, ULTIMATE.start_main_~b~0=0, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] [2021-07-06 18:15:30,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-07-06 18:15:30,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:30,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-06 18:15:30,902 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 18:15:30,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 18:15:30,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 18:15:30,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 18:15:30,902 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-07-06 18:15:30,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:30,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 18:15:30,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 18:15:30,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-07-06 18:15:30,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 18:15:30,904 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 18:15:30,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:30,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,076 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 18:15:31,077 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-07-06 18:15:31,077 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,081 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) [2021-07-06 18:15:31,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,101 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 [2021-07-06 18:15:31,102 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:31,103 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:31,121 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 [2021-07-06 18:15:31,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,123 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) [2021-07-06 18:15:31,124 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 [2021-07-06 18:15:31,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,126 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,138 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:31,139 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:31,156 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 [2021-07-06 18:15:31,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,157 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) [2021-07-06 18:15:31,161 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 [2021-07-06 18:15:31,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,174 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:31,174 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:31,189 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 [2021-07-06 18:15:31,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,190 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) [2021-07-06 18:15:31,191 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 [2021-07-06 18:15:31,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,200 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:31,200 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:31,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-07-06 18:15:31,216 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,217 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) [2021-07-06 18:15:31,217 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 [2021-07-06 18:15:31,219 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,219 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,229 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:31,229 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:31,244 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-07-06 18:15:31,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,245 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) [2021-07-06 18:15:31,248 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 [2021-07-06 18:15:31,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,250 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,257 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 18:15:31,257 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 18:15:31,275 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 [2021-07-06 18:15:31,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,276 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) [2021-07-06 18:15:31,276 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 [2021-07-06 18:15:31,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 18:15:31,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,338 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 [2021-07-06 18:15:31,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,339 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) [2021-07-06 18:15:31,340 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 [2021-07-06 18:15:31,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-07-06 18:15:31,344 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 18:15:31,372 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-07-06 18:15:31,376 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 [2021-07-06 18:15:31,376 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 18:15:31,376 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 18:15:31,376 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 18:15:31,376 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 18:15:31,376 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 18:15:31,376 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,376 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 18:15:31,376 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 18:15:31,376 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-07-06 18:15:31,377 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 18:15:31,377 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 18:15:31,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:15:31,517 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 18:15:31,520 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 18:15:31,521 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,525 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) [2021-07-06 18:15:31,537 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 [2021-07-06 18:15:31,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:15:31,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:15:31,552 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 [2021-07-06 18:15:31,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,578 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 [2021-07-06 18:15:31,578 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,581 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) [2021-07-06 18:15:31,582 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 [2021-07-06 18:15:31,584 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 [2021-07-06 18:15:31,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:31,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:15:31,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:31,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,629 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 [2021-07-06 18:15:31,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,635 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) [2021-07-06 18:15:31,637 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 [2021-07-06 18:15:31,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:15:31,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,645 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-07-06 18:15:31,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,671 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-07-06 18:15:31,671 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-07-06 18:15:31,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,709 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 [2021-07-06 18:15:31,710 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,711 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) [2021-07-06 18:15:31,712 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 [2021-07-06 18:15:31,713 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 [2021-07-06 18:15:31,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:31,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:15:31,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:31,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-07-06 18:15:31,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,748 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) [2021-07-06 18:15:31,748 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 [2021-07-06 18:15:31,750 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 [2021-07-06 18:15:31,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:31,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:15:31,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:31,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,790 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 [2021-07-06 18:15:31,790 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,791 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) [2021-07-06 18:15:31,791 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 [2021-07-06 18:15:31,793 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 [2021-07-06 18:15:31,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:31,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:15:31,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:31,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,817 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 [2021-07-06 18:15:31,817 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,818 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) [2021-07-06 18:15:31,822 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 [2021-07-06 18:15:31,822 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 [2021-07-06 18:15:31,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:15:31,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:15:31,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,857 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 [2021-07-06 18:15:31,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,858 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) [2021-07-06 18:15:31,859 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 [2021-07-06 18:15:31,860 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 [2021-07-06 18:15:31,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:31,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:15:31,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:15:31,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:31,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,910 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 [2021-07-06 18:15:31,910 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-07-06 18:15:31,910 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,915 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) [2021-07-06 18:15:31,916 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 [2021-07-06 18:15:31,917 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 [2021-07-06 18:15:31,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:31,928 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-07-06 18:15:31,928 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-07-06 18:15:31,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:31,970 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 [2021-07-06 18:15:31,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:31,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:31,975 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) [2021-07-06 18:15:31,981 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 [2021-07-06 18:15:31,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:31,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:31,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:31,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:31,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:31,989 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 [2021-07-06 18:15:31,990 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-07-06 18:15:31,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,017 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 [2021-07-06 18:15:32,018 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,019 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) [2021-07-06 18:15:32,020 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 [2021-07-06 18:15:32,022 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 [2021-07-06 18:15:32,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,033 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-07-06 18:15:32,033 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:32,048 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-07-06 18:15:32,049 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-07-06 18:15:32,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,088 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 [2021-07-06 18:15:32,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,089 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) [2021-07-06 18:15:32,100 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 [2021-07-06 18:15:32,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:15:32,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,108 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:32,109 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-07-06 18:15:32,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,132 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 [2021-07-06 18:15:32,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,133 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) [2021-07-06 18:15:32,133 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 [2021-07-06 18:15:32,135 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 [2021-07-06 18:15:32,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,141 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:32,142 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-07-06 18:15:32,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,163 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 [2021-07-06 18:15:32,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,164 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) [2021-07-06 18:15:32,164 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 [2021-07-06 18:15:32,166 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 [2021-07-06 18:15:32,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,172 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:32,173 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-07-06 18:15:32,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-07-06 18:15:32,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,201 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) [2021-07-06 18:15:32,203 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 [2021-07-06 18:15:32,204 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 [2021-07-06 18:15:32,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,210 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:32,213 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-07-06 18:15:32,213 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-07-06 18:15:32,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,242 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 [2021-07-06 18:15:32,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,243 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) [2021-07-06 18:15:32,244 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 [2021-07-06 18:15:32,245 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 [2021-07-06 18:15:32,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,252 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:32,253 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-07-06 18:15:32,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-07-06 18:15:32,276 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-07-06 18:15:32,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,277 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) [2021-07-06 18:15:32,277 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 [2021-07-06 18:15:32,279 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 [2021-07-06 18:15:32,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,288 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-07-06 18:15:32,288 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-07-06 18:15:32,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,314 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 [2021-07-06 18:15:32,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,315 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) [2021-07-06 18:15:32,316 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 [2021-07-06 18:15:32,317 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 [2021-07-06 18:15:32,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,324 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-07-06 18:15:32,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,342 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 [2021-07-06 18:15:32,343 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,343 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) [2021-07-06 18:15:32,344 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 [2021-07-06 18:15:32,345 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 [2021-07-06 18:15:32,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,353 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-07-06 18:15:32,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,370 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-07-06 18:15:32,371 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-07-06 18:15:32,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-07-06 18:15:32,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,433 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) [2021-07-06 18:15:32,434 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 [2021-07-06 18:15:32,435 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 [2021-07-06 18:15:32,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,443 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-07-06 18:15:32,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,461 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 [2021-07-06 18:15:32,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,463 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) [2021-07-06 18:15:32,464 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 [2021-07-06 18:15:32,465 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 [2021-07-06 18:15:32,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,472 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-07-06 18:15:32,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,491 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 [2021-07-06 18:15:32,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,493 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) [2021-07-06 18:15:32,493 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 [2021-07-06 18:15:32,494 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 [2021-07-06 18:15:32,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,501 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,501 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-07-06 18:15:32,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-07-06 18:15:32,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,519 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) [2021-07-06 18:15:32,520 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 [2021-07-06 18:15:32,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:15:32,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,530 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-07-06 18:15:32,530 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-07-06 18:15:32,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-07-06 18:15:32,549 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,549 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) [2021-07-06 18:15:32,552 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 [2021-07-06 18:15:32,556 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 [2021-07-06 18:15:32,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,559 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-07-06 18:15:32,559 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-07-06 18:15:32,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,593 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 [2021-07-06 18:15:32,594 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-07-06 18:15:32,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,594 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) [2021-07-06 18:15:32,595 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 [2021-07-06 18:15:32,597 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 [2021-07-06 18:15:32,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,604 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,606 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-07-06 18:15:32,606 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-07-06 18:15:32,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,633 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 [2021-07-06 18:15:32,633 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,634 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) [2021-07-06 18:15:32,635 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 [2021-07-06 18:15:32,636 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 [2021-07-06 18:15:32,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,644 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,644 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-07-06 18:15:32,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,674 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 [2021-07-06 18:15:32,675 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,675 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) [2021-07-06 18:15:32,689 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 [2021-07-06 18:15:32,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,697 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-07-06 18:15:32,697 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,701 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 [2021-07-06 18:15:32,719 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-07-06 18:15:32,720 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-07-06 18:15:32,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,780 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 [2021-07-06 18:15:32,780 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,781 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) [2021-07-06 18:15:32,782 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 [2021-07-06 18:15:32,783 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 [2021-07-06 18:15:32,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,790 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,791 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-07-06 18:15:32,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,822 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 [2021-07-06 18:15:32,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,824 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) [2021-07-06 18:15:32,826 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 [2021-07-06 18:15:32,827 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 [2021-07-06 18:15:32,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,834 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,835 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-07-06 18:15:32,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,865 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 [2021-07-06 18:15:32,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,866 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) [2021-07-06 18:15:32,877 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 [2021-07-06 18:15:32,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,885 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,885 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-07-06 18:15:32,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,888 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 [2021-07-06 18:15:32,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,916 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 [2021-07-06 18:15:32,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,917 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) [2021-07-06 18:15:32,918 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 [2021-07-06 18:15:32,919 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 [2021-07-06 18:15:32,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,926 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,929 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-07-06 18:15:32,930 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-07-06 18:15:32,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:32,960 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 [2021-07-06 18:15:32,961 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:32,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:32,969 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) [2021-07-06 18:15:32,970 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 [2021-07-06 18:15:32,971 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 [2021-07-06 18:15:32,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:15:32,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:32,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:32,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:32,978 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-07-06 18:15:32,979 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-07-06 18:15:32,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:32,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:33,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-07-06 18:15:33,001 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-07-06 18:15:33,001 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:33,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:33,001 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) [2021-07-06 18:15:33,002 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 [2021-07-06 18:15:33,008 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 [2021-07-06 18:15:33,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-07-06 18:15:33,015 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-07-06 18:15:33,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:33,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:33,016 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:33,019 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-07-06 18:15:33,019 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-07-06 18:15:33,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:33,047 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 [2021-07-06 18:15:33,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:33,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:33,051 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) [2021-07-06 18:15:33,051 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 [2021-07-06 18:15:33,052 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 [2021-07-06 18:15:33,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-07-06 18:15:33,060 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-07-06 18:15:33,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:15:33,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:33,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:15:33,060 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:33,060 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-07-06 18:15:33,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:15:33,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:15:33,080 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 [2021-07-06 18:15:33,080 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:33,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:33,081 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) [2021-07-06 18:15:33,082 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 [2021-07-06 18:15:33,083 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 [2021-07-06 18:15:33,091 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-07-06 18:15:33,091 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-07-06 18:15:33,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:15:33,099 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-07-06 18:15:33,099 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-07-06 18:15:33,117 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-07-06 18:15:33,117 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-07-06 18:15:33,175 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 18:15:33,226 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2021-07-06 18:15:33,226 INFO L444 ModelExtractionUtils]: 15 out of 42 variables were initially zero. Simplification set additionally 15 variables to zero. [2021-07-06 18:15:33,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:15:33,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:15:33,229 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) [2021-07-06 18:15:33,240 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 [2021-07-06 18:15:33,244 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 18:15:33,280 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2021-07-06 18:15:33,280 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 18:15:33,280 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~y~0 + 1 f1 = 2*ULTIMATE.start_main_~x~0 + 1 Supporting invariants [1*ULTIMATE.start_main_~b~0 - 1*ULTIMATE.start_main_~a~0 >= 0, -1*ULTIMATE.start_main_~b~0 + 1*ULTIMATE.start_main_~a~0 >= 0] [2021-07-06 18:15:33,297 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 [2021-07-06 18:15:33,303 INFO L297 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2021-07-06 18:15:33,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:15:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:15:33,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 18:15:33,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 18:15:33,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:15:33,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:15:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:15:33,388 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-06 18:15:33,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 18:15:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 18:15:33,399 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-07-06 18:15:33,400 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:15:33,480 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 31 transitions. Complement of second has 5 states. [2021-07-06 18:15:33,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-07-06 18:15:33,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:15:33,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2021-07-06 18:15:33,483 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 6 letters. Loop has 1 letters. [2021-07-06 18:15:33,484 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:15:33,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 1 letters. [2021-07-06 18:15:33,484 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:15:33,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 6 letters. Loop has 2 letters. [2021-07-06 18:15:33,484 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:15:33,485 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2021-07-06 18:15:33,489 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 18:15:33,490 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-07-06 18:15:33,491 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 18:15:33,491 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 18:15:33,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 18:15:33,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 18:15:33,491 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 18:15:33,491 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 18:15:33,492 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 18:15:33,492 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 18:15:33,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 18:15:33,492 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 18:15:33,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 18:15:33,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 06:15:33 BoogieIcfgContainer [2021-07-06 18:15:33,496 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 18:15:33,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 18:15:33,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 18:15:33,497 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 18:15:33,497 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 06:15:29" (3/4) ... [2021-07-06 18:15:33,499 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 18:15:33,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 18:15:33,500 INFO L168 Benchmark]: Toolchain (without parser) took 4186.32 ms. Allocated memory was 54.5 MB in the beginning and 98.6 MB in the end (delta: 44.0 MB). Free memory was 31.4 MB in the beginning and 41.7 MB in the end (delta: -10.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. [2021-07-06 18:15:33,500 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory is still 35.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 18:15:33,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 134.66 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.3 MB in the beginning and 51.5 MB in the end (delta: -20.2 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-07-06 18:15:33,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.79 ms. Allocated memory is still 67.1 MB. Free memory was 51.5 MB in the beginning and 50.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 18:15:33,501 INFO L168 Benchmark]: Boogie Preprocessor took 22.17 ms. Allocated memory is still 67.1 MB. Free memory was 50.0 MB in the beginning and 49.2 MB in the end (delta: 817.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 18:15:33,502 INFO L168 Benchmark]: RCFGBuilder took 238.12 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 39.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-07-06 18:15:33,504 INFO L168 Benchmark]: BuchiAutomizer took 3739.51 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 39.0 MB in the beginning and 41.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.1 GB. [2021-07-06 18:15:33,504 INFO L168 Benchmark]: Witness Printer took 2.92 ms. Allocated memory is still 98.6 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 18:15:33,508 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory is still 35.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 134.66 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.3 MB in the beginning and 51.5 MB in the end (delta: -20.2 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 25.79 ms. Allocated memory is still 67.1 MB. Free memory was 51.5 MB in the beginning and 50.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.17 ms. Allocated memory is still 67.1 MB. Free memory was 50.0 MB in the beginning and 49.2 MB in the end (delta: 817.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 238.12 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 39.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3739.51 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 39.0 MB in the beginning and 41.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.1 GB. * Witness Printer took 2.92 ms. Allocated memory is still 98.6 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function (if y + 1 > 0 then 1 else 0), (if y + 1 > 0 then y + 1 else 2 * x + 1) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 17 SDslu, 3 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital45 mio100 ax129 hnf96 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq152 hnf95 smp100 dnf157 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 86ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-07-06 18:15:33,541 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 [2021-07-06 18:15:33,754 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...