./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF --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 11f033b2063743c47ba703bc5093c2c96c84ace6a8762d648c4cfb4406528a05 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:58:03,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:58:03,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:58:03,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:58:03,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:58:03,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:58:03,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:58:03,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:58:03,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:58:03,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:58:03,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:58:03,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:58:03,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:58:03,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:58:03,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:58:03,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:58:03,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:58:03,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:58:03,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:58:03,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:58:03,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:58:03,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:58:03,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:58:03,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:58:03,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:58:03,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:58:03,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:58:03,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:58:03,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:58:03,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:58:03,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:58:03,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:58:03,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:58:03,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:58:03,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:58:03,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:58:03,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:58:03,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:58:03,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:58:03,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:58:03,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:58:03,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-20 06:58:03,937 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:58:03,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:58:03,938 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:58:03,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:58:03,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:58:03,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:58:03,941 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:58:03,941 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:58:03,941 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:58:03,942 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:58:03,943 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:58:03,943 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:58:03,943 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:58:03,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:58:03,944 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:58:03,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:58:03,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:58:03,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:58:03,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:58:03,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:58:03,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:58:03,946 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:58:03,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:58:03,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:58:03,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:58:03,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:58:03,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:58:03,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:58:03,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:58:03,950 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:58:03,950 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_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11f033b2063743c47ba703bc5093c2c96c84ace6a8762d648c4cfb4406528a05 [2021-11-20 06:58:04,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:58:04,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:58:04,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:58:04,283 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:58:04,284 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:58:04,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c [2021-11-20 06:58:04,376 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/data/aae6de296/ad66b126ae944681b580b63df4d91624/FLAG81fb7d6df [2021-11-20 06:58:04,888 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:58:04,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/sv-benchmarks/c/termination-crafted-lit/Velroyen.c [2021-11-20 06:58:04,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/data/aae6de296/ad66b126ae944681b580b63df4d91624/FLAG81fb7d6df [2021-11-20 06:58:05,264 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/data/aae6de296/ad66b126ae944681b580b63df4d91624 [2021-11-20 06:58:05,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:58:05,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:58:05,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:58:05,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:58:05,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:58:05,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79db884e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05, skipping insertion in model container [2021-11-20 06:58:05,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:58:05,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:58:05,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:58:05,488 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:58:05,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:58:05,528 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:58:05,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05 WrapperNode [2021-11-20 06:58:05,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:58:05,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:58:05,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:58:05,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:58:05,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,569 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 17 [2021-11-20 06:58:05,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:58:05,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:58:05,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:58:05,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:58:05,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:58:05,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:58:05,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:58:05,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:58:05,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (1/1) ... [2021-11-20 06:58:05,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:05,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:05,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:05,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:58:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:58:05,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:58:05,763 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:58:05,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:58:05,876 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:58:05,886 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:58:05,886 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:58:05,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:58:05 BoogieIcfgContainer [2021-11-20 06:58:05,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:58:05,890 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:58:05,891 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:58:05,894 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:58:05,895 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:58:05,895 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:58:05" (1/3) ... [2021-11-20 06:58:05,898 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40b72be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:58:05, skipping insertion in model container [2021-11-20 06:58:05,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:58:05,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:58:05" (2/3) ... [2021-11-20 06:58:05,899 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40b72be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:58:05, skipping insertion in model container [2021-11-20 06:58:05,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:58:05,899 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:58:05" (3/3) ... [2021-11-20 06:58:05,902 INFO L388 chiAutomizerObserver]: Analyzing ICFG Velroyen.c [2021-11-20 06:58:05,975 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:58:05,975 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:58:05,975 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:58:05,975 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:58:05,975 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:58:05,975 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:58:05,976 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:58:05,976 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:58:05,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2021-11-20 06:58:06,024 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 06:58:06,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:58:06,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:58:06,036 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:58:06,037 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:58:06,037 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:58:06,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2021-11-20 06:58:06,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 06:58:06,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:58:06,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:58:06,042 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:58:06,042 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:58:06,050 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L15-1true [2021-11-20 06:58:06,051 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-1true assume !!(0 != main_~x~0#1); 6#L15true assume !(-5 <= main_~x~0#1 && main_~x~0#1 <= 35);main_~x~0#1 := 0; 8#L15-1true [2021-11-20 06:58:06,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:06,058 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 06:58:06,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:06,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077060198] [2021-11-20 06:58:06,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:06,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:06,139 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:06,162 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:06,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:06,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1329, now seen corresponding path program 1 times [2021-11-20 06:58:06,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:06,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200850046] [2021-11-20 06:58:06,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:06,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:06,178 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:06,183 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:06,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:06,185 INFO L85 PathProgramCache]: Analyzing trace with hash 925811, now seen corresponding path program 1 times [2021-11-20 06:58:06,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:06,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471953168] [2021-11-20 06:58:06,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:06,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:06,193 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:06,198 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:06,308 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:58:06,309 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:58:06,309 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:58:06,309 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:58:06,309 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:58:06,309 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:58:06,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:58:06,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-11-20 06:58:06,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:58:06,310 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:58:06,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:06,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:06,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:06,445 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:58:06,454 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:58:06,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,460 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,465 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:06,465 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:06,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 06:58:06,500 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:06,500 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: [] [2021-11-20 06:58:06,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:06,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,527 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 06:58:06,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:06,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:06,559 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:06,559 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: [] [2021-11-20 06:58:06,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:06,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,590 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:58:06,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:06,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:06,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-20 06:58:06,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,663 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:58:06,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:58:06,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:06,730 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:58:06,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:06,734 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:58:06,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:58:06,734 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:58:06,734 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:58:06,734 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:58:06,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:58:06,735 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:58:06,735 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-11-20 06:58:06,735 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:58:06,735 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:58:06,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:06,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:06,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:06,811 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:58:06,816 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:58:06,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,819 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:06,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:06,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:06,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:06,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:06,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:06,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:58:06,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:58:06,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:06,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:06,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,932 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:58:06,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:06,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:06,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:06,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:06,948 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:06,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:06,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:06,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:06,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:06,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:06,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:06,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:06,995 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:06,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:58:06,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:07,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:07,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:58:07,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-20 06:58:07,069 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:58:07,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,071 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:58:07,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,085 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:07,092 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:07,092 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:07,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,161 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:58:07,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:07,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,200 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:07,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:07,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:07,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:07,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,262 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:58:07,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,272 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:07,276 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:07,276 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:07,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,354 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:58:07,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,356 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:58:07,362 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 [2021-11-20 06:58:07,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,379 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:07,385 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:07,386 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:07,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,446 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:07,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,467 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:07,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:07,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:58:07,476 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:07,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:07,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,533 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:58:07,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:07,556 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:07,556 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:07,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,597 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:58:07,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,599 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:58:07,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,611 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:07,617 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:07,617 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:07,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,675 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,683 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 [2021-11-20 06:58:07,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:58:07,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:07,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,694 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:07,694 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:07,698 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-20 06:58:07,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:07,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,734 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:58:07,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:07,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,745 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:07,751 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:07,751 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:07,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,815 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:58:07,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,817 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:58:07,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:07,829 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:07,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,830 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:07,842 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:07,842 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:07,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,896 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,906 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 [2021-11-20 06:58:07,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:07,916 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:07,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:07,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,916 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:07,916 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:07,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:07,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:07,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:58:07,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:07,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:07,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:07,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:07,986 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:07,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:58:07,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:07,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:07,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:07,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:07,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:07,998 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:08,001 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:08,002 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:08,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,064 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:58:08,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,065 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:58:08,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,076 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:08,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:08,083 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:08,083 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:08,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,157 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:58:08,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,169 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:08,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:08,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,170 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:08,170 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:08,175 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:08,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:08,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,229 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:58:08,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,251 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,251 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:08,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:08,255 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:08,256 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:08,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,303 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:58:08,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,305 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:58:08,309 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 [2021-11-20 06:58:08,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,319 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:08,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,319 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:08,343 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:08,343 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:08,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-20 06:58:08,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,404 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:58:08,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,415 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:08,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:08,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,415 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:08,415 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:08,423 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-20 06:58:08,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:08,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,479 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:58:08,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,489 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:08,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,489 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:08,503 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:08,503 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:08,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,559 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:58:08,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,560 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,573 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:08,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:08,576 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:08,577 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:08,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:58:08,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,630 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,644 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:08,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:08,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,644 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:08,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:08,648 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:08,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:08,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:58:08,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,696 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:58:08,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,707 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:08,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:08,711 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:08,711 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:08,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,777 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:58:08,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,782 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,784 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 [2021-11-20 06:58:08,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,795 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:08,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,795 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:08,802 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:58:08,802 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:58:08,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:58:08,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-20 06:58:08,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,859 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:58:08,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,870 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:08,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:08,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,870 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:08,870 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:08,873 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:08,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:08,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:08,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:08,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:08,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:08,947 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:08,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:08,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:08,959 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:08,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:08,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:08,959 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:08,966 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:58:08,966 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:58:08,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:58:08,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-20 06:58:09,014 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:58:09,014 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:58:09,014 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:58:09,015 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:58:09,015 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:58:09,015 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,015 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:58:09,015 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:58:09,015 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Lasso [2021-11-20 06:58:09,015 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:58:09,015 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:58:09,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,113 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:58:09,113 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:58:09,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,130 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:58:09,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:09,132 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:09,162 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:09,162 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: [] [2021-11-20 06:58:09,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,196 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:09,198 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:09,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:58:09,226 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:09,226 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: [] [2021-11-20 06:58:09,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,275 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,277 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:09,277 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:09,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:58:09,314 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:09,314 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:58:09,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-20 06:58:09,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,348 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:58:09,350 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:09,350 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:09,359 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:09,360 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:58:09,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,399 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:58:09,402 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:09,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:09,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,456 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:58:09,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:09,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:58:09,517 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:58:09,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-20 06:58:09,520 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:58:09,520 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:58:09,520 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:58:09,520 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:58:09,521 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:58:09,521 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,521 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:58:09,521 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:58:09,521 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Lasso [2021-11-20 06:58:09,521 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:58:09,521 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:58:09,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:09,637 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:58:09,638 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:58:09,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,639 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:09,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:09,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:09,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:09,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:58:09,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:58:09,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,709 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:58:09,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:09,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:09,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:09,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:09,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:58:09,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:09,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,774 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:58:09,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:09,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:09,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:09,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:09,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:58:09,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,827 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:58:09,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:09,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:09,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:09,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:09,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:58:09,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:09,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-20 06:58:09,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,882 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:58:09,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:09,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:09,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,894 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:09,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:09,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:09,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:09,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-20 06:58:09,923 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:58:09,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,924 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:58:09,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:09,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:09,934 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:09,937 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:09,937 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:09,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:09,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:09,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:09,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:09,976 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:09,977 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 [2021-11-20 06:58:09,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:58:09,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:09,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:09,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:09,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:09,988 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:09,988 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:58:09,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:09,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-20 06:58:10,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,018 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:58:10,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,029 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,030 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:10,031 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:10,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-20 06:58:10,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,062 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:58:10,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,079 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,079 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:58:10,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,107 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:58:10,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,118 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:10,118 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:10,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-20 06:58:10,149 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:58:10,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,150 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:58:10,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,161 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:10,164 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:10,165 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:10,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,224 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:58:10,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:10,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:10,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,298 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,310 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:10,313 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:10,313 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:10,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:58:10,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,347 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 06:58:10,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,357 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:10,357 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:10,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,382 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-20 06:58:10,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,391 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:10,391 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:10,393 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:10,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,426 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:58:10,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,427 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-20 06:58:10,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,436 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:10,438 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:10,438 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:10,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-20 06:58:10,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,462 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 06:58:10,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,471 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:10,472 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:58:10,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-20 06:58:10,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,509 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:58:10,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,519 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:10,522 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:10,522 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:10,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-20 06:58:10,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,553 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:58:10,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,564 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:10,565 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:58:10,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-20 06:58:10,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,653 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:10,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,673 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:10,673 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:10,676 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-20 06:58:10,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:58:10,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,731 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:58:10,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,733 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:10,746 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:10,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,746 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,749 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:10,749 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:10,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:58:10,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,795 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:10,807 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:10,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,807 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,808 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:58:10,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:58:10,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-20 06:58:10,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,844 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:58:10,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:10,854 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:10,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,855 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,857 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:10,857 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:10,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,882 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:58:10,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:10,892 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:10,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,892 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,892 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:58:10,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:10,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,915 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:58:10,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:10,925 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:10,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:10,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,926 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:10,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:10,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:10,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:10,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:10,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-20 06:58:10,971 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:58:10,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:10,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:10,972 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:10,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:58:10,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:10,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:10,983 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:10,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:10,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:10,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:10,986 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:10,986 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:10,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,016 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:58:11,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,026 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:11,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,027 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:11,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,056 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:58:11,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,067 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:11,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,067 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,070 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:11,071 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:11,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-20 06:58:11,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,121 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:58:11,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,132 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:11,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,136 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:11,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,207 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,219 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:11,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,220 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:11,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,223 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:11,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:58:11,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,280 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:58:11,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,281 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,296 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:11,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:11,300 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:11,300 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:11,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:58:11,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,362 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,379 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:11,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,379 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:11,381 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:58:11,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:58:11,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,436 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,455 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:11,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:11,460 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:11,460 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:11,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:58:11,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,520 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,550 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,550 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:11,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,551 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:11,553 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:58:11,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:58:11,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,603 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,623 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:11,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,623 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:11,623 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:11,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:58:11,628 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-20 06:58:11,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,692 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:58:11,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,693 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:11,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,712 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:11,712 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:11,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:58:11,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,776 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,778 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 [2021-11-20 06:58:11,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,790 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:11,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:11,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:58:11,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,844 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,857 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:11,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,861 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:11,861 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:11,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:58:11,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,921 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,934 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:11,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:11,935 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,936 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:11,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:58:11,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:11,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:11,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:11,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:11,974 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:11,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:58:11,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:11,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:11,985 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:11,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:11,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:11,985 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:11,985 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:11,987 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:11,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:11,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,019 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:58:12,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,020 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:58:12,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:12,031 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:12,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,032 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:12,039 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:58:12,040 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:58:12,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-20 06:58:12,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,076 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:58:12,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:12,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:12,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:12,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,087 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:12,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:12,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:12,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,116 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:58:12,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:12,127 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:12,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,127 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:12,133 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:58:12,133 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:58:12,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,164 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:58:12,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:12,173 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:12,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:12,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,174 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:12,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:12,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:12,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-20 06:58:12,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,216 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:58:12,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:12,236 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:12,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:12,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,237 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:12,237 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:12,250 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:12,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:12,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-20 06:58:12,284 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:58:12,284 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L15-1true assume !!(0 != main_~x~0#1); 6#L15true assume !(-5 <= main_~x~0#1 && main_~x~0#1 <= 35);main_~x~0#1 := 0; 8#L15-1true [2021-11-20 06:58:12,285 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-1true assume !!(0 != main_~x~0#1); 6#L15true assume !(-5 <= main_~x~0#1 && main_~x~0#1 <= 35);main_~x~0#1 := 0; 8#L15-1true [2021-11-20 06:58:12,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:12,285 INFO L85 PathProgramCache]: Analyzing trace with hash 925811, now seen corresponding path program 2 times [2021-11-20 06:58:12,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:12,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481438040] [2021-11-20 06:58:12,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:12,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:12,289 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:12,293 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:12,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:12,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1329, now seen corresponding path program 2 times [2021-11-20 06:58:12,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:12,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415189810] [2021-11-20 06:58:12,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:12,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:12,309 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:12,316 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:12,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:12,317 INFO L85 PathProgramCache]: Analyzing trace with hash 889704739, now seen corresponding path program 3 times [2021-11-20 06:58:12,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:12,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711548475] [2021-11-20 06:58:12,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:12,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:58:12,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:58:12,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:58:12,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711548475] [2021-11-20 06:58:12,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711548475] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:58:12,366 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:58:12,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:58:12,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696476892] [2021-11-20 06:58:12,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:58:12,412 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:58:12,412 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:58:12,412 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:58:12,412 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:58:12,412 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:58:12,413 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,413 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:58:12,413 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:58:12,413 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-11-20 06:58:12,413 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:58:12,413 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:58:12,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:12,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:12,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:12,489 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:58:12,489 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:58:12,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,491 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:12,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:12,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:58:12,512 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:58:12,512 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:58:12,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,538 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:58:12,540 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:58:12,540 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:12,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,595 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:58:12,599 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:58:12,599 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:58:12,674 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:58:12,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,677 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:58:12,677 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:58:12,677 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:58:12,677 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:58:12,677 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:58:12,677 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:58:12,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:58:12,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-11-20 06:58:12,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:58:12,677 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:58:12,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:12,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:12,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:58:12,742 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:58:12,742 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:58:12,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,759 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:12,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:12,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,770 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:12,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:12,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:58:12,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:12,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:58:12,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,797 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:58:12,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:12,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:12,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:12,808 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:58:12,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-20 06:58:12,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,857 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:12,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:58:12,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:58:12,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:12,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:58:12,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,903 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:58:12,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,904 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:58:12,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:12,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:12,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,914 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:12,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:12,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:12,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:12,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:12,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:12,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:12,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:12,948 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:12,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:58:12,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:12,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:12,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:12,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:12,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:12,975 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:12,975 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:12,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-11-20 06:58:13,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,020 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:58:13,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,038 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:13,039 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:13,039 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:13,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,064 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:58:13,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,069 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 06:58:13,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:13,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,082 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:13,082 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,085 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:13,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:13,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,122 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 06:58:13,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,134 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:13,134 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:13,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-11-20 06:58:13,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,163 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 06:58:13,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,173 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:13,173 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:13,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,196 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:58:13,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,196 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 06:58:13,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:13,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,205 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:13,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:13,207 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-20 06:58:13,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:13,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-20 06:58:13,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,230 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 06:58:13,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,239 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:13,242 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:13,242 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:13,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,269 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 06:58:13,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:58:13,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,281 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:13,284 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:13,284 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:13,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,314 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:58:13,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,334 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 06:58:13,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,361 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:13,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:13,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,362 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:13,362 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:13,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:58:13,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:13,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,403 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-20 06:58:13,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:13,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,412 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:13,414 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:13,414 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:13,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,478 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:13,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:58:13,500 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:58:13,501 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:58:13,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-20 06:58:13,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,563 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:58:13,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,564 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,578 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:13,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:13,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,579 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:13,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,582 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:13,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:13,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-20 06:58:13,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,613 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,626 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:13,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,626 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-20 06:58:13,630 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:13,634 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:13,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,659 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-20 06:58:13,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,675 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:58:13,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,679 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:13,679 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:13,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,712 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:58:13,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,713 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-20 06:58:13,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,725 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:13,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:13,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,725 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:13,725 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:13,732 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-20 06:58:13,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:13,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-20 06:58:13,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,786 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-20 06:58:13,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,815 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:13,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:13,820 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:13,821 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:13,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-20 06:58:13,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,892 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,911 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:13,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:13,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:58:13,916 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:58:13,916 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:58:13,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-20 06:58:13,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:13,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:13,978 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:58:13,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:13,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:13,982 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:13,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:13,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:13,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:13,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:13,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:13,996 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:13,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:13,999 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 06:58:13,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:14,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-20 06:58:14,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:14,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:14,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:14,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:14,053 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:14,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:14,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:14,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:14,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:14,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:14,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:14,068 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:14,068 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:14,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-20 06:58:14,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:14,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:14,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:14,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:14,121 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:14,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:14,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:14,134 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:58:14,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:14,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:14,134 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:58:14,137 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:14,137 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:58:14,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-20 06:58:14,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:14,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:14,191 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:58:14,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:14,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:14,192 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:14,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:14,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:14,208 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:14,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:58:14,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:14,209 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:58:14,209 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:14,212 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:58:14,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:58:14,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-20 06:58:14,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:14,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:14,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:14,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:14,274 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:14,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:14,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:14,287 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:14,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:14,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:14,287 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:14,291 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:58:14,291 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:58:14,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-20 06:58:14,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:14,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:14,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:58:14,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:58:14,362 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:58:14,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:58:14,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:58:14,375 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:58:14,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:58:14,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:58:14,375 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:58:14,379 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:58:14,379 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:58:14,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-20 06:58:14,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:58:14,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-20 06:58:14,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:58:14,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:58:14,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:58:14,495 INFO L87 Difference]: Start difference. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-11-20 06:58:14,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:58:14,526 INFO L93 Difference]: Finished difference Result 11 states and 14 transitions. [2021-11-20 06:58:14,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:58:14,531 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 14 transitions. [2021-11-20 06:58:14,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 06:58:14,536 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 6 states and 8 transitions. [2021-11-20 06:58:14,537 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-20 06:58:14,537 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-11-20 06:58:14,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 8 transitions. [2021-11-20 06:58:14,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:58:14,538 INFO L681 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. [2021-11-20 06:58:14,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 8 transitions. [2021-11-20 06:58:14,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2021-11-20 06:58:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:58:14,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. [2021-11-20 06:58:14,566 INFO L704 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. [2021-11-20 06:58:14,566 INFO L587 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. [2021-11-20 06:58:14,566 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 06:58:14,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 8 transitions. [2021-11-20 06:58:14,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 06:58:14,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:58:14,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:58:14,568 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:58:14,568 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 06:58:14,568 INFO L791 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 43#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 40#L15-1 [2021-11-20 06:58:14,568 INFO L793 eck$LassoCheckResult]: Loop: 40#L15-1 assume !!(0 != main_~x~0#1); 44#L15 assume -5 <= main_~x~0#1 && main_~x~0#1 <= 35; 39#L16 assume main_~x~0#1 < 0;main_~x~0#1 := -5; 40#L15-1 [2021-11-20 06:58:14,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:14,569 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2021-11-20 06:58:14,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:14,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546274432] [2021-11-20 06:58:14,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:14,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:14,574 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:14,576 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:14,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:14,577 INFO L85 PathProgramCache]: Analyzing trace with hash 40813, now seen corresponding path program 1 times [2021-11-20 06:58:14,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:14,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254940534] [2021-11-20 06:58:14,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:14,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:14,582 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:14,586 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:14,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:58:14,587 INFO L85 PathProgramCache]: Analyzing trace with hash 28699755, now seen corresponding path program 1 times [2021-11-20 06:58:14,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:58:14,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331722881] [2021-11-20 06:58:14,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:58:14,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:58:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:14,592 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:58:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:58:14,597 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:58:14,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:58:14 BoogieIcfgContainer [2021-11-20 06:58:14,650 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:58:14,651 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:58:14,651 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:58:14,651 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:58:14,652 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:58:05" (3/4) ... [2021-11-20 06:58:14,655 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-11-20 06:58:14,703 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:58:14,703 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:58:14,704 INFO L158 Benchmark]: Toolchain (without parser) took 9435.06ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 112.6MB in the beginning and 110.3MB in the end (delta: 2.4MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-11-20 06:58:14,704 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:58:14,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.80ms. Allocated memory is still 146.8MB. Free memory was 112.5MB in the beginning and 123.1MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:58:14,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.85ms. Allocated memory is still 146.8MB. Free memory was 123.1MB in the beginning and 122.2MB in the end (delta: 939.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:58:14,706 INFO L158 Benchmark]: Boogie Preprocessor took 22.82ms. Allocated memory is still 146.8MB. Free memory was 122.2MB in the beginning and 121.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:58:14,706 INFO L158 Benchmark]: RCFGBuilder took 294.79ms. Allocated memory is still 146.8MB. Free memory was 121.0MB in the beginning and 113.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:58:14,707 INFO L158 Benchmark]: BuchiAutomizer took 8759.49ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 112.6MB in the beginning and 112.3MB in the end (delta: 275.3kB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2021-11-20 06:58:14,707 INFO L158 Benchmark]: Witness Printer took 52.59ms. Allocated memory is still 176.2MB. Free memory was 112.3MB in the beginning and 110.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:58:14,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.80ms. Allocated memory is still 146.8MB. Free memory was 112.5MB in the beginning and 123.1MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.85ms. Allocated memory is still 146.8MB. Free memory was 123.1MB in the beginning and 122.2MB in the end (delta: 939.4kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.82ms. Allocated memory is still 146.8MB. Free memory was 122.2MB in the beginning and 121.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 294.79ms. Allocated memory is still 146.8MB. Free memory was 121.0MB in the beginning and 113.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8759.49ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 112.6MB in the beginning and 112.3MB in the end (delta: 275.3kB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Witness Printer took 52.59ms. Allocated memory is still 176.2MB. Free memory was 112.3MB in the beginning and 110.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (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 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 8.4s. 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 6 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 13 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown 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: 52ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 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: 14]: 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 {x=-5, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@498c5df4=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x = __VERIFIER_nondet_int(); Loop: [L14] COND TRUE x!=0 [L15] COND TRUE -5 <= x && x <= 35 [L16] COND TRUE x < 0 [L17] x = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-11-20 06:58:14,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d46af2f-2d87-4747-8ec8-fe717edb7524/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)