./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD --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 1e595805dca904ee1e6f0786227983091e2e8f8ea7bde1a271c427277bb45d12 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:15:51,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:15:51,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:15:51,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:15:51,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:15:51,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:15:51,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:15:51,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:15:51,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:15:51,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:15:51,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:15:51,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:15:51,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:15:51,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:15:51,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:15:51,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:15:51,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:15:51,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:15:51,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:15:51,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:15:51,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:15:51,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:15:51,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:15:51,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:15:51,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:15:51,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:15:51,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:15:51,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:15:51,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:15:51,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:15:51,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:15:51,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:15:51,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:15:51,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:15:51,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:15:51,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:15:51,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:15:51,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:15:51,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:15:51,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:15:51,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:15:51,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:15:51,763 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:15:51,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:15:51,764 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:15:51,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:15:51,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:15:51,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:15:51,766 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:15:51,766 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:15:51,767 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:15:51,767 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:15:51,767 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:15:51,767 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:15:51,768 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:15:51,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:15:51,768 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:15:51,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:15:51,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:15:51,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:15:51,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:15:51,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:15:51,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:15:51,770 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:15:51,771 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:15:51,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:15:51,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:15:51,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:15:51,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:15:51,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:15:51,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:15:51,774 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:15:51,774 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e595805dca904ee1e6f0786227983091e2e8f8ea7bde1a271c427277bb45d12 [2021-10-28 23:15:52,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:15:52,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:15:52,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:15:52,136 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:15:52,137 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:15:52,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2021-10-28 23:15:52,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/data/683187ba3/6f572ee00d2f4a00a842b25f08917d40/FLAGf3213fa95 [2021-10-28 23:15:52,760 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:15:52,761 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2021-10-28 23:15:52,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/data/683187ba3/6f572ee00d2f4a00a842b25f08917d40/FLAGf3213fa95 [2021-10-28 23:15:53,149 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/data/683187ba3/6f572ee00d2f4a00a842b25f08917d40 [2021-10-28 23:15:53,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:15:53,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:15:53,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:53,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:15:53,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:15:53,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e331d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53, skipping insertion in model container [2021-10-28 23:15:53,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:15:53,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:15:53,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:53,399 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:15:53,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:53,431 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:15:53,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53 WrapperNode [2021-10-28 23:15:53,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:53,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:53,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:15:53,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:15:53,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:53,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:15:53,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:15:53,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:15:53,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:15:53,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:15:53,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:15:53,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:15:53,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (1/1) ... [2021-10-28 23:15:53,515 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:53,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:53,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:53,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:15:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:15:53,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:15:53,819 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:15:53,819 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-28 23:15:53,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:53 BoogieIcfgContainer [2021-10-28 23:15:53,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:15:53,824 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:15:53,824 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:15:53,828 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:15:53,829 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:15:53,829 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:15:53" (1/3) ... [2021-10-28 23:15:53,831 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ac06635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:15:53, skipping insertion in model container [2021-10-28 23:15:53,831 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:15:53,831 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:53" (2/3) ... [2021-10-28 23:15:53,832 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ac06635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:15:53, skipping insertion in model container [2021-10-28 23:15:53,832 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:15:53,832 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:53" (3/3) ... [2021-10-28 23:15:53,834 INFO L389 chiAutomizerObserver]: Analyzing ICFG MirrorIntervSim.c [2021-10-28 23:15:53,890 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:15:53,890 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:15:53,890 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:15:53,890 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:15:53,891 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:15:53,891 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:15:53,891 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:15:53,891 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:15:53,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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) [2021-10-28 23:15:53,925 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:15:53,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:15:53,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:15:53,934 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:15:53,934 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:15:53,934 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:15:53,935 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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) [2021-10-28 23:15:53,936 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:15:53,936 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:15:53,936 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:15:53,937 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:15:53,937 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:15:53,945 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 7#L10-1true [2021-10-28 23:15:53,945 INFO L793 eck$LassoCheckResult]: Loop: 7#L10-1true assume !!(0 != main_~i~0); 5#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 7#L10-1true [2021-10-28 23:15:53,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:53,953 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-28 23:15:53,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:53,967 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364946922] [2021-10-28 23:15:53,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:53,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:15:54,050 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:15:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:15:54,073 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:15:54,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:54,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2021-10-28 23:15:54,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:54,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781842442] [2021-10-28 23:15:54,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:54,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:15:54,087 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:15:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:15:54,094 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:15:54,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:54,096 INFO L85 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2021-10-28 23:15:54,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:54,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674045610] [2021-10-28 23:15:54,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:54,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:15:54,108 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:15:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:15:54,130 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:15:54,252 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:15:54,253 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:15:54,253 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:15:54,253 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:15:54,253 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:15:54,253 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,254 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:15:54,254 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:15:54,254 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 23:15:54,254 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:15:54,255 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:15:54,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:54,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:54,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:54,413 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:15:54,414 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:15:54,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,427 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:54,427 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:54,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:15:54,461 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:15:54,461 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: [] [2021-10-28 23:15:54,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,500 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,503 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:15:54,513 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:54,513 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:54,541 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:15:54,541 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: [] [2021-10-28 23:15:54,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,572 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,574 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:54,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:54,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:15:54,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,648 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:15:54,649 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:15:54,650 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:54,709 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:15:54,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,712 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:15:54,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:15:54,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:15:54,713 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:15:54,713 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:15:54,713 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,713 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:15:54,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:15:54,713 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 23:15:54,713 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:15:54,713 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:15:54,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:54,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:54,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:54,782 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:15:54,788 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:15:54,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,791 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:15:54,801 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 [2021-10-28 23:15:54,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:54,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:54,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:54,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:54,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:54,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:15:54,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:54,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,888 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,897 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 [2021-10-28 23:15:54,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:54,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:54,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:54,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:54,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:54,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:15:54,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:15:54,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:54,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:54,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:54,966 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:54,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:15:54,968 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 [2021-10-28 23:15:54,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:54,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:54,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:54,976 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:54,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:54,979 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:15:54,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:54,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 23:15:55,028 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 23:15:55,029 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,029 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:15:55,031 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 [2021-10-28 23:15:55,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,040 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:55,045 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:55,045 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:55,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,139 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:15:55,214 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 [2021-10-28 23:15:55,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:55,229 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:55,229 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:55,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,285 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,286 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:15:55,296 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 [2021-10-28 23:15:55,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:55,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,307 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:55,307 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:55,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:55,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:55,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,392 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 23:15:55,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,393 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,401 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 [2021-10-28 23:15:55,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:55,418 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:55,418 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:55,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:15:55,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,489 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,509 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 [2021-10-28 23:15:55,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:55,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:15:55,529 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:55,529 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:55,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,575 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:15:55,577 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 [2021-10-28 23:15:55,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:55,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,587 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:55,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:55,593 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:15:55,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:55,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-28 23:15:55,639 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 23:15:55,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,645 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:15:55,647 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 [2021-10-28 23:15:55,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,656 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:55,669 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:55,669 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:15:55,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,728 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,730 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:15:55,741 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 [2021-10-28 23:15:55,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,753 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:55,765 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:55,765 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:15:55,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,829 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:15:55,833 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 [2021-10-28 23:15:55,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:55,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:55,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,845 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:55,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:55,851 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 23:15:55,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:55,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:55,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:55,918 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 23:15:55,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:55,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:55,921 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:55,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:15:55,927 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 [2021-10-28 23:15:55,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:55,938 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:55,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:55,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:55,939 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:55,943 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:55,943 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:55,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,001 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,003 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:15:56,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:15:56,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,013 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:56,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:56,017 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:56,018 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:56,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,103 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,104 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,120 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 [2021-10-28 23:15:56,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,131 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:56,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:56,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,132 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:56,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:56,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:56,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:56,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:15:56,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,200 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 23:15:56,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,202 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,214 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 [2021-10-28 23:15:56,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,225 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:56,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:56,231 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:56,231 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:56,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:15:56,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,305 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,310 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 [2021-10-28 23:15:56,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,322 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:56,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,323 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:56,329 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:56,330 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:56,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:15:56,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,403 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,407 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 [2021-10-28 23:15:56,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,419 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:56,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:56,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,419 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:56,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:56,427 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:15:56,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:56,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:15:56,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 23:15:56,488 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 23:15:56,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,493 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:15:56,494 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 [2021-10-28 23:15:56,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:56,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:56,514 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:56,514 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:15:56,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 23:15:56,577 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,578 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,588 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 [2021-10-28 23:15:56,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:15:56,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,600 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:56,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,601 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:56,609 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:56,609 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:15:56,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,681 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,683 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 [2021-10-28 23:15:56,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,696 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:56,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:56,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,696 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:56,696 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:56,703 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 23:15:56,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:56,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:15:56,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,773 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 23:15:56,773 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,774 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,778 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 [2021-10-28 23:15:56,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,790 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:56,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:56,795 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:56,795 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:56,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:15:56,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,862 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,865 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,869 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 [2021-10-28 23:15:56,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,882 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:56,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:56,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:56,886 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:56,886 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:56,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 23:15:56,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:56,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:56,953 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:56,955 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:56,960 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 [2021-10-28 23:15:56,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:56,972 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:56,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:56,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:56,972 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:56,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:56,976 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:15:56,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:56,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 23:15:56,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:57,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,039 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 23:15:57,040 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,041 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,044 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 [2021-10-28 23:15:57,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:57,056 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:57,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:57,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:57,057 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:15:57,066 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:15:57,066 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:15:57,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 23:15:57,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:57,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,128 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,130 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,150 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 [2021-10-28 23:15:57,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:57,162 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:57,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:57,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:57,163 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:15:57,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 23:15:57,169 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:15:57,169 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:15:57,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:57,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-28 23:15:57,222 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,223 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 23:15:57,226 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 [2021-10-28 23:15:57,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:57,236 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:57,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:57,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:57,237 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:57,237 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:15:57,243 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:57,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:57,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:57,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,340 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:15:57,340 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:15:57,341 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:15:57,341 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:15:57,341 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:15:57,341 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,341 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:15:57,341 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:15:57,342 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2021-10-28 23:15:57,342 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:15:57,342 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:15:57,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,456 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:15:57,456 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:15:57,457 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,461 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,468 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:57,468 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:57,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 23:15:57,499 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:15:57,500 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:15:57,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-28 23:15:57,530 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,531 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,533 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:57,533 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:57,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 23:15:57,548 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:15:57,549 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: [] [2021-10-28 23:15:57,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,577 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,578 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 23:15:57,581 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:57,581 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:57,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:15:57,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:15:57,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,623 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 23:15:57,626 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:57,626 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:57,636 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:15:57,636 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: [] [2021-10-28 23:15:57,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,661 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,662 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 23:15:57,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:15:57,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:57,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-28 23:15:57,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,720 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:15:57,723 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:15:57,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 23:15:57,817 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:15:57,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:57,821 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:15:57,821 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:15:57,821 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:15:57,821 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:15:57,822 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:15:57,822 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,822 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:15:57,822 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:15:57,822 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2021-10-28 23:15:57,822 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:15:57,822 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:15:57,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:15:57,931 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:15:57,931 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:15:57,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:57,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:57,937 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:57,940 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 [2021-10-28 23:15:57,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:57,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:57,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:57,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:57,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:57,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:15:57,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 23:15:57,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-10-28 23:15:58,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,004 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 23:15:58,006 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 [2021-10-28 23:15:58,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,021 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:58,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:58,023 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:15:58,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,081 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,086 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 [2021-10-28 23:15:58,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:58,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:58,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:15:58,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 23:15:58,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,157 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,160 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 [2021-10-28 23:15:58,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:58,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:15:58,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 23:15:58,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,235 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,237 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,242 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 [2021-10-28 23:15:58,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:15:58,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:15:58,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 23:15:58,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,304 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 23:15:58,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,306 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,309 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 [2021-10-28 23:15:58,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,320 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:58,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 23:15:58,327 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:58,328 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:58,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,360 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,361 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,362 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 [2021-10-28 23:15:58,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 23:15:58,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,372 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:58,372 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:58,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:58,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-10-28 23:15:58,414 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,415 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 23:15:58,419 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 [2021-10-28 23:15:58,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,428 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:58,434 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:58,435 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:58,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-28 23:15:58,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,495 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,507 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 [2021-10-28 23:15:58,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 23:15:58,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,518 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:58,519 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:15:58,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,568 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,571 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 [2021-10-28 23:15:58,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,583 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:58,583 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:15:58,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 23:15:58,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-28 23:15:58,621 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 23:15:58,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,622 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 23:15:58,624 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 [2021-10-28 23:15:58,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:58,637 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:58,637 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:58,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-28 23:15:58,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,700 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 23:15:58,704 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 [2021-10-28 23:15:58,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,714 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:58,714 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:58,720 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:15:58,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,775 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,781 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,785 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 [2021-10-28 23:15:58,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:58,800 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:58,800 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:58,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 23:15:58,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-28 23:15:58,871 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,874 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 23:15:58,876 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 [2021-10-28 23:15:58,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:58,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:15:58,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,913 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,914 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 23:15:58,915 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 [2021-10-28 23:15:58,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:58,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,925 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:58,926 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:15:58,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:58,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:58,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:58,964 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 23:15:58,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:58,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:58,966 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:58,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 23:15:58,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:15:58,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:58,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:58,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:58,986 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:58,989 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:58,989 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:15:59,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-28 23:15:59,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,053 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,061 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 [2021-10-28 23:15:59,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:59,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,073 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:59,073 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:59,077 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 23:15:59,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 23:15:59,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,137 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,139 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 [2021-10-28 23:15:59,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:59,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:59,155 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:59,156 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:15:59,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 23:15:59,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-28 23:15:59,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,209 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 23:15:59,229 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 [2021-10-28 23:15:59,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:59,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,240 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:59,241 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:15:59,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,272 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 23:15:59,273 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 [2021-10-28 23:15:59,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:15:59,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:59,283 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:15:59,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-28 23:15:59,314 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 23:15:59,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,315 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 23:15:59,317 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 [2021-10-28 23:15:59,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,326 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:59,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:59,329 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:59,329 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:59,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,384 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 23:15:59,386 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 [2021-10-28 23:15:59,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,401 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:59,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,401 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:59,401 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:59,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:15:59,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-28 23:15:59,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,436 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 23:15:59,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:15:59,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,449 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:59,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,450 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:59,452 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:15:59,452 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:15:59,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-28 23:15:59,506 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,507 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 23:15:59,508 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 [2021-10-28 23:15:59,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,517 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:59,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,517 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:59,518 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:15:59,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,545 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 23:15:59,546 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 [2021-10-28 23:15:59,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,555 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:15:59,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:15:59,556 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:15:59,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-28 23:15:59,585 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 23:15:59,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,586 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-28 23:15:59,602 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 [2021-10-28 23:15:59,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,611 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:59,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,612 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:59,615 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:59,616 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:59,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-10-28 23:15:59,672 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,673 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 23:15:59,675 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 [2021-10-28 23:15:59,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,688 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:59,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,688 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:15:59,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:59,693 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:15:59,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,757 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,759 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 [2021-10-28 23:15:59,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,771 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:59,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,772 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:59,775 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:15:59,775 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:15:59,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 23:15:59,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,841 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,843 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 [2021-10-28 23:15:59,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,855 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:59,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,856 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:59,857 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:15:59,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 23:15:59,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,925 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,927 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,933 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 [2021-10-28 23:15:59,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 23:15:59,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,943 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:15:59,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:15:59,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,944 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:15:59,945 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:15:59,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:15:59,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:15:59,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:59,980 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 23:15:59,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:15:59,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:59,981 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:59,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 23:15:59,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:15:59,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:15:59,993 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:15:59,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:15:59,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:15:59,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:15:59,997 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:15:59,997 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:16:00,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-28 23:16:00,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,067 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:00,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:00,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,086 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:00,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:00,091 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 23:16:00,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 23:16:00,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,158 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,161 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,163 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 [2021-10-28 23:16:00,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,176 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:00,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:00,181 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:16:00,181 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:16:00,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 23:16:00,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,247 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,249 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,253 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 [2021-10-28 23:16:00,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 23:16:00,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,265 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:00,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,266 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:00,267 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:16:00,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,325 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,326 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,333 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 [2021-10-28 23:16:00,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,345 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:00,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,346 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:00,348 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:16:00,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 23:16:00,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,418 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 23:16:00,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,420 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,424 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 [2021-10-28 23:16:00,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,435 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:00,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:00,438 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:00,439 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:00,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 23:16:00,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,501 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,502 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,505 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 [2021-10-28 23:16:00,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,517 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:00,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,517 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:00,517 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:00,520 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:16:00,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 23:16:00,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,586 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,587 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,593 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 [2021-10-28 23:16:00,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,605 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:00,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:00,608 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:00,608 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:00,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 23:16:00,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,669 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,670 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,673 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 [2021-10-28 23:16:00,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,684 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:00,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,685 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:00,686 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:16:00,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 23:16:00,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,740 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,744 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 [2021-10-28 23:16:00,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,756 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:00,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:00,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:16:00,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 23:16:00,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:00,818 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 23:16:00,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,819 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,826 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 [2021-10-28 23:16:00,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,837 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:00,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:00,838 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:00,842 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:16:00,842 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:16:00,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 23:16:00,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:00,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-28 23:16:00,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:00,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:00,903 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:00,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 23:16:00,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:00,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:00,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:00,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:00,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:00,915 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:00,916 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:00,937 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:00,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:00,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:01,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-28 23:16:01,006 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,007 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,012 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 [2021-10-28 23:16:01,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:01,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:01,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:01,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:01,026 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:01,032 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:16:01,032 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:16:01,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 23:16:01,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:01,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,099 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,102 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 [2021-10-28 23:16:01,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:01,114 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:01,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:01,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:01,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:01,115 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:01,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:01,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:01,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-28 23:16:01,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:01,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,171 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,173 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 [2021-10-28 23:16:01,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:01,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:01,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:01,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:01,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:01,186 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:01,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:01,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:01,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-28 23:16:01,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:01,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,241 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-28 23:16:01,242 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 7#L10-1true assume !!(0 != main_~i~0); 5#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 7#L10-1true [2021-10-28 23:16:01,242 INFO L793 eck$LassoCheckResult]: Loop: 7#L10-1true assume !!(0 != main_~i~0); 5#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 7#L10-1true [2021-10-28 23:16:01,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:01,243 INFO L85 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2021-10-28 23:16:01,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:01,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629381467] [2021-10-28 23:16:01,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:01,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:01,255 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:01,264 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:01,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:01,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2021-10-28 23:16:01,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:01,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696701462] [2021-10-28 23:16:01,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:01,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:01,280 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:01,295 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:01,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:01,297 INFO L85 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2021-10-28 23:16:01,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:01,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086541216] [2021-10-28 23:16:01,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:01,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:01,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:01,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:01,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086541216] [2021-10-28 23:16:01,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086541216] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:01,378 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:01,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:16:01,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178902645] [2021-10-28 23:16:01,423 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:16:01,424 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:16:01,424 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:16:01,424 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:16:01,424 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:16:01,424 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,425 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:16:01,425 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:16:01,425 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 23:16:01,425 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:16:01,425 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:16:01,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:01,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:01,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:01,508 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:16:01,508 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:16:01,508 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,513 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,515 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:16:01,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:16:01,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-28 23:16:01,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,593 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:16:01,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:16:01,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-28 23:16:01,693 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:16:01,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,697 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:16:01,697 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:16:01,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:16:01,697 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:16:01,697 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:16:01,698 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,698 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:16:01,698 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:16:01,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 23:16:01,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:16:01,698 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:16:01,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:01,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:01,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:01,778 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:16:01,778 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:16:01,778 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,779 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,783 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 [2021-10-28 23:16:01,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:01,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:01,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:01,795 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:01,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:16:01,797 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:16:01,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:01,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-28 23:16:01,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:01,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,861 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,864 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 [2021-10-28 23:16:01,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:01,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:01,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:01,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:16:01,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:01,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:16:01,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-28 23:16:01,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:01,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:01,942 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:01,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:01,943 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:01,946 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 [2021-10-28 23:16:01,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:01,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:01,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:01,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:16:01,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:01,960 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:16:01,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-28 23:16:01,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,012 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 23:16:02,013 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,014 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,017 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 [2021-10-28 23:16:02,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:02,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,029 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:02,029 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:16:02,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:02,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:02,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-28 23:16:02,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,089 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,093 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 [2021-10-28 23:16:02,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,105 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:16:02,107 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:16:02,107 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:16:02,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-28 23:16:02,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,158 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,159 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,163 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 [2021-10-28 23:16:02,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,176 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:16:02,178 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:16:02,179 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:16:02,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-28 23:16:02,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,240 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 23:16:02,241 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,242 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,245 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 [2021-10-28 23:16:02,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:02,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,257 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:02,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:02,260 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:16:02,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:02,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-28 23:16:02,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,314 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,316 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 [2021-10-28 23:16:02,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:02,330 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:02,330 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:02,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-28 23:16:02,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,386 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,387 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,393 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 [2021-10-28 23:16:02,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:02,408 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:02,409 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:02,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-28 23:16:02,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,468 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 23:16:02,468 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,469 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-28 23:16:02,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:02,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:02,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,481 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:02,481 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:02,483 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 23:16:02,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:02,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,530 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,530 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-28 23:16:02,532 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 [2021-10-28 23:16:02,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,541 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:02,544 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:16:02,544 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:16:02,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-10-28 23:16:02,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,576 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-28 23:16:02,594 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 [2021-10-28 23:16:02,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:02,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,603 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:02,606 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:16:02,606 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:16:02,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-10-28 23:16:02,643 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 23:16:02,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,644 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-28 23:16:02,645 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 [2021-10-28 23:16:02,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:02,666 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:02,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:02,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,666 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:02,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:16:02,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:02,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:02,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,723 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-28 23:16:02,731 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 [2021-10-28 23:16:02,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:02,740 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:02,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:16:02,742 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:16:02,743 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:16:02,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-10-28 23:16:02,782 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,783 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-28 23:16:02,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:02,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:02,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:02,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:16:02,795 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:16:02,796 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:16:02,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,825 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 23:16:02,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,826 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-28 23:16:02,827 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 [2021-10-28 23:16:02,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:02,837 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:16:02,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:02,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,837 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:02,837 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:02,840 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:16:02,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:02,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,881 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,883 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 [2021-10-28 23:16:02,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-28 23:16:02,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:02,895 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:16:02,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:02,898 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:02,898 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:02,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,943 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,944 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-28 23:16:02,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:02,954 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:02,954 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:16:02,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:02,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:02,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:02,957 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:02,957 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:02,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:02,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:02,989 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 23:16:02,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:02,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:02,990 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:02,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-28 23:16:02,991 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 [2021-10-28 23:16:03,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,001 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:03,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:03,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,001 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:03,001 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:03,005 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 23:16:03,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:03,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,071 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,072 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:03,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-28 23:16:03,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:03,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:03,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:03,092 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:16:03,092 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:16:03,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,171 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,172 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,181 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 [2021-10-28 23:16:03,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,194 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:03,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:03,194 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:16:03,199 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:16:03,199 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:16:03,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-28 23:16:03,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,264 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 23:16:03,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,266 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:03,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:03,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:03,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,280 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:03,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:03,283 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:16:03,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:03,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-28 23:16:03,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,345 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,347 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 [2021-10-28 23:16:03,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,359 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:03,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:03,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:03,362 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:03,362 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:03,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-28 23:16:03,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,422 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,423 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,425 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 [2021-10-28 23:16:03,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,437 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:16:03,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:03,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:16:03,441 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:03,441 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:16:03,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-28 23:16:03,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,501 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 23:16:03,501 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,502 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,509 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 [2021-10-28 23:16:03,520 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,520 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:03,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:03,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,521 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:16:03,521 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:03,525 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:16:03,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:03,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-28 23:16:03,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,590 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,592 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 [2021-10-28 23:16:03,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,603 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:03,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:03,604 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:03,609 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:16:03,609 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:16:03,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-28 23:16:03,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,669 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:03,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:03,671 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:03,674 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 [2021-10-28 23:16:03,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-28 23:16:03,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:16:03,686 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:16:03,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:03,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:03,686 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:16:03,691 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:16:03,691 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:16:03,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:03,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:03,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:03,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:16:03,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:16:03,773 INFO L87 Difference]: Start difference. First operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:03,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:03,813 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2021-10-28 23:16:03,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:16:03,815 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2021-10-28 23:16:03,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:16:03,822 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2021-10-28 23:16:03,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-10-28 23:16:03,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2021-10-28 23:16:03,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2021-10-28 23:16:03,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:16:03,825 INFO L681 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-28 23:16:03,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2021-10-28 23:16:03,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2021-10-28 23:16:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2021-10-28 23:16:03,859 INFO L704 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-28 23:16:03,859 INFO L587 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-28 23:16:03,860 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:16:03,860 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2021-10-28 23:16:03,862 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:16:03,862 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:16:03,862 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:16:03,863 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:16:03,863 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 23:16:03,863 INFO L791 eck$LassoCheckResult]: Stem: 37#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 38#L10-1 [2021-10-28 23:16:03,863 INFO L793 eck$LassoCheckResult]: Loop: 38#L10-1 assume !!(0 != main_~i~0); 39#L10 assume -5 <= main_~i~0 && main_~i~0 <= 35; 40#L11 assume main_~i~0 < 0;main_~i~0 := -5; 38#L10-1 [2021-10-28 23:16:03,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:03,864 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2021-10-28 23:16:03,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:03,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009563615] [2021-10-28 23:16:03,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:03,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:03,873 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:03,886 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:03,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:03,886 INFO L85 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2021-10-28 23:16:03,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:03,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090267748] [2021-10-28 23:16:03,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:03,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:03,903 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:03,910 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:03,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:03,911 INFO L85 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2021-10-28 23:16:03,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:03,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175795771] [2021-10-28 23:16:03,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:03,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:03,925 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:03,933 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:04,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:16:04 BoogieIcfgContainer [2021-10-28 23:16:04,032 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:16:04,033 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:16:04,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:16:04,033 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:16:04,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:53" (3/4) ... [2021-10-28 23:16:04,038 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-28 23:16:04,104 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:16:04,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:16:04,106 INFO L168 Benchmark]: Toolchain (without parser) took 10946.93 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 47.9 MB in the beginning and 67.5 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:04,106 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 86.0 MB. Free memory is still 64.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:04,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.07 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.7 MB in the beginning and 82.6 MB in the end (delta: -34.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:04,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.46 ms. Allocated memory is still 104.9 MB. Free memory was 82.6 MB in the beginning and 81.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:04,108 INFO L168 Benchmark]: Boogie Preprocessor took 25.52 ms. Allocated memory is still 104.9 MB. Free memory was 81.2 MB in the beginning and 80.6 MB in the end (delta: 575.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:04,108 INFO L168 Benchmark]: RCFGBuilder took 320.78 ms. Allocated memory is still 104.9 MB. Free memory was 80.6 MB in the beginning and 72.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:04,109 INFO L168 Benchmark]: BuchiAutomizer took 10208.59 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 72.7 MB in the beginning and 69.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:04,109 INFO L168 Benchmark]: Witness Printer took 70.97 ms. Allocated memory is still 125.8 MB. Free memory was 69.6 MB in the beginning and 67.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:04,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 86.0 MB. Free memory is still 64.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 270.07 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.7 MB in the beginning and 82.6 MB in the end (delta: -34.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.46 ms. Allocated memory is still 104.9 MB. Free memory was 82.6 MB in the beginning and 81.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.52 ms. Allocated memory is still 104.9 MB. Free memory was 81.2 MB in the beginning and 80.6 MB in the end (delta: 575.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 320.78 ms. Allocated memory is still 104.9 MB. Free memory was 80.6 MB in the beginning and 72.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10208.59 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 72.7 MB in the beginning and 69.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Witness Printer took 70.97 ms. Allocated memory is still 125.8 MB. Free memory was 69.6 MB in the beginning and 67.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. 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 (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 9.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax185 hnf100 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 42ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4356030f=0, \result=0, i=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = __VERIFIER_nondet_int() Loop: [L9] COND TRUE i != 0 [L10] COND TRUE -5 <= i && i <= 35 [L11] COND TRUE i < 0 [L12] i = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-28 23:16:04,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e7af8d-497e-4564-8cad-22fac73b8e52/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...