./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/cohencu6-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/cohencu6-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa --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 32bit --witnessprinter.graph.data.programhash c7031b865de3387af5d29e011bcf9a394e886b5414c90da053f2cdda9a00c68f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:17:15,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:17:15,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:17:15,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:17:15,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:17:15,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:17:15,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:17:15,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:17:15,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:17:15,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:17:15,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:17:15,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:17:15,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:17:15,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:17:15,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:17:15,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:17:15,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:17:15,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:17:15,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:17:15,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:17:15,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:17:15,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:17:15,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:17:15,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:17:15,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:17:15,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:17:15,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:17:15,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:17:15,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:17:15,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:17:15,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:17:15,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:17:15,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:17:15,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:17:15,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:17:15,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:17:15,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:17:15,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:17:15,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:17:15,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:17:15,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:17:15,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:17:15,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:17:15,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:17:15,784 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:17:15,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:17:15,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:17:15,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:17:15,786 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:17:15,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:17:15,786 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:17:15,787 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:17:15,788 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:17:15,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:17:15,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:17:15,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:17:15,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:17:15,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:17:15,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:17:15,789 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:17:15,789 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_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7031b865de3387af5d29e011bcf9a394e886b5414c90da053f2cdda9a00c68f [2021-12-06 19:17:15,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:17:16,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:17:16,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:17:16,010 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:17:16,011 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:17:16,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/cohencu6-both-t.c [2021-12-06 19:17:16,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/data/308aa6d99/3403c9e8a7434d04a9c2eec0e0bf3e37/FLAGc31e6342c [2021-12-06 19:17:16,414 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:17:16,414 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/sv-benchmarks/c/termination-nla/cohencu6-both-t.c [2021-12-06 19:17:16,419 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/data/308aa6d99/3403c9e8a7434d04a9c2eec0e0bf3e37/FLAGc31e6342c [2021-12-06 19:17:16,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/data/308aa6d99/3403c9e8a7434d04a9c2eec0e0bf3e37 [2021-12-06 19:17:16,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:17:16,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:17:16,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:17:16,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:17:16,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:17:16,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a1f314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16, skipping insertion in model container [2021-12-06 19:17:16,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:17:16,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:17:16,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:17:16,565 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:17:16,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:17:16,595 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:17:16,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16 WrapperNode [2021-12-06 19:17:16,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:17:16,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:17:16,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:17:16,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:17:16,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,617 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2021-12-06 19:17:16,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:17:16,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:17:16,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:17:16,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:17:16,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:17:16,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:17:16,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:17:16,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:17:16,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (1/1) ... [2021-12-06 19:17:16,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:16,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:16,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:16,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:17:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:17:16,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:17:16,745 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:17:16,747 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:17:16,798 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:17:16,803 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:17:16,803 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:17:16,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:17:16 BoogieIcfgContainer [2021-12-06 19:17:16,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:17:16,806 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:17:16,806 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:17:16,808 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:17:16,809 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:17:16,809 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:17:16" (1/3) ... [2021-12-06 19:17:16,810 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52fe68c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:17:16, skipping insertion in model container [2021-12-06 19:17:16,810 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:17:16,810 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:17:16" (2/3) ... [2021-12-06 19:17:16,810 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52fe68c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:17:16, skipping insertion in model container [2021-12-06 19:17:16,810 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:17:16,811 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:17:16" (3/3) ... [2021-12-06 19:17:16,812 INFO L388 chiAutomizerObserver]: Analyzing ICFG cohencu6-both-t.c [2021-12-06 19:17:16,846 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:17:16,846 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:17:16,846 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:17:16,846 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:17:16,846 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:17:16,846 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:17:16,846 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:17:16,847 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:17:16,857 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:17:16,870 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 19:17:16,870 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:17:16,870 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:17:16,874 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:17:16,874 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 19:17:16,874 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:17:16,875 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:17:16,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 19:17:16,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:17:16,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:17:16,876 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:17:16,876 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 19:17:16,880 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true [2021-12-06 19:17:16,881 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-12-06 19:17:16,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:17:16,885 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 19:17:16,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:17:16,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921655421] [2021-12-06 19:17:16,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:16,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:17:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:16,949 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:17:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:16,962 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:17:16,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:17:16,965 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-06 19:17:16,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:17:16,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979557483] [2021-12-06 19:17:16,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:16,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:17:16,970 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:17:16,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [244500652] [2021-12-06 19:17:16,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:16,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:17:16,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:16,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:17:16,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:17:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:17,000 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:17:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:17,009 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:17:17,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:17:17,011 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-06 19:17:17,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:17:17,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556150480] [2021-12-06 19:17:17,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:17,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:17:17,017 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:17:17,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1166312225] [2021-12-06 19:17:17,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:17,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:17:17,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,020 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:17:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:17,045 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:17:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:17,054 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:17:17,134 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:17,134 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:17,134 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:17,134 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:17,134 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:17:17,134 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,135 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:17,135 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:17,135 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2021-12-06 19:17:17,135 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:17,135 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:17,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:17,217 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:17,217 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:17:17,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,244 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 19:17:17,246 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:17:17,246 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:17,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:17,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,293 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 19:17:17,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:17:17,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:17,319 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:17:17,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 19:17:17,351 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:17,351 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:17,351 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:17,351 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:17,351 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:17:17,351 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,351 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:17,352 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:17,352 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2021-12-06 19:17:17,352 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:17,352 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:17,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:17,403 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:17,408 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:17:17,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,411 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 19:17:17,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:17,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:17,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:17:17,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 19:17:17,464 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:17:17,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,465 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 19:17:17,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:17,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,476 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:17,480 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:17,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 19:17:17,505 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:17:17,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,506 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 19:17:17,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:17,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:17,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:17,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 19:17:17,550 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:17:17,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,551 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 19:17:17,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:17,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,561 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:17,565 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:17,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 19:17:17,592 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:17:17,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,593 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 19:17:17,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:17,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:17,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,604 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:17,609 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:17,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 19:17:17,640 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:17:17,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,641 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 19:17:17,642 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 [2021-12-06 19:17:17,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:17,651 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:17,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,651 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:17,657 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:17,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 19:17:17,691 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:17:17,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,692 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 19:17:17,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:17,703 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:17,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,704 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:17,714 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:17,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 19:17:17,769 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:17:17,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,770 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 19:17:17,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:17,780 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:17,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:17,783 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:17,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 19:17:17,809 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:17:17,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,810 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 19:17:17,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:17,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:17,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:17,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:17,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:17,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:17,820 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:17,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:17,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:17,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:17,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 19:17:17,872 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:17,872 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:17,872 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:17,872 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:17,872 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:17:17,872 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,872 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:17,872 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:17,872 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2021-12-06 19:17:17,872 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:17,872 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:17,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:17,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:17,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:17,931 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:17,931 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:17:17,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,932 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 19:17:17,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:17:17,934 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:17,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 19:17:17,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:17,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:17,964 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:17,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 19:17:17,965 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:17:17,966 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:17,979 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:17:18,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 19:17:18,000 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:18,000 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:18,000 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:18,000 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:18,000 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:17:18,000 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,000 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:18,000 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:18,000 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2021-12-06 19:17:18,000 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:18,001 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:18,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:18,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:18,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:18,059 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:18,059 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:17:18,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,060 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 19:17:18,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:18,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:18,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:17:18,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 19:17:18,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,104 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 19:17:18,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:18,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:17:18,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 19:17:18,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,136 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 19:17:18,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:18,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:17:18,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 19:17:18,166 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:17:18,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,167 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 19:17:18,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:18,183 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:17:18,183 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:17:18,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 19:17:18,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,227 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 19:17:18,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,239 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:18,239 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:18,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 19:17:18,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,274 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 19:17:18,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,283 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:18,284 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:18,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 19:17:18,305 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:17:18,305 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,306 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 19:17:18,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:18,324 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:17:18,324 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:17:18,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 19:17:18,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,369 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 19:17:18,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,379 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:18,380 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:18,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 19:17:18,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,403 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 19:17:18,404 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 [2021-12-06 19:17:18,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:18,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:18,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:18,445 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:17:18,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,446 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 19:17:18,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,458 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:18,466 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:17:18,466 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:17:18,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 19:17:18,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,520 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 19:17:18,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,529 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:18,530 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:18,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 19:17:18,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,551 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 19:17:18,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:18,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,560 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:18,561 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:18,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:18,581 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:17:18,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,582 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 19:17:18,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,591 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:18,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,592 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:18,599 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:17:18,599 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:17:18,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 19:17:18,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,655 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 19:17:18,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:18,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:18,666 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:18,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 19:17:18,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,687 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 19:17:18,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,695 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:18,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,696 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:18,696 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:18,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:18,717 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:17:18,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,718 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 19:17:18,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,727 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:18,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,728 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:18,733 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:17:18,734 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:17:18,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 19:17:18,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,816 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 19:17:18,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,827 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:18,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:18,828 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:18,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 19:17:18,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,850 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 19:17:18,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,859 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:18,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:18,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:18,860 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:18,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:18,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:18,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 19:17:18,881 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:17:18,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:18,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:18,882 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:18,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 19:17:18,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:18,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:18,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:18,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:18,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:18,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:18,900 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:17:18,900 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:17:19,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:19,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,027 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 19:17:19,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,037 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:19,039 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:19,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 19:17:19,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,062 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 19:17:19,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,073 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,073 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:19,075 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:19,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 19:17:19,097 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:17:19,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,098 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 19:17:19,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,108 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:19,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,108 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:19,114 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:17:19,114 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:17:19,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 19:17:19,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,168 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 19:17:19,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:19,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:19,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:19,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 19:17:19,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,198 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 19:17:19,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,207 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:19,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,207 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:19,208 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:19,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:19,228 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:17:19,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,228 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 19:17:19,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,238 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,238 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:19,246 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:17:19,246 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:17:19,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:19,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,327 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 19:17:19,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,335 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,336 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,336 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:19,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:19,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 19:17:19,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,358 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 19:17:19,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,368 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,368 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:19,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:19,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:19,393 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 19:17:19,394 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-12-06 19:17:19,394 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-12-06 19:17:19,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:17:19,395 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-06 19:17:19,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:17:19,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189878230] [2021-12-06 19:17:19,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:19,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:17:19,403 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:17:19,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1569881081] [2021-12-06 19:17:19,403 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:17:19,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:17:19,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,404 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-06 19:17:19,424 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:17:19,424 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:17:19,424 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:17:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:19,431 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:17:19,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:17:19,431 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-06 19:17:19,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:17:19,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701592874] [2021-12-06 19:17:19,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:19,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:17:19,434 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:17:19,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [858555656] [2021-12-06 19:17:19,435 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:17:19,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:17:19,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,436 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-12-06 19:17:19,457 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:17:19,457 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:17:19,457 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:17:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:19,462 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:17:19,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:17:19,462 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-06 19:17:19,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:17:19,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346457289] [2021-12-06 19:17:19,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:17:19,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:17:19,466 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:17:19,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1054577458] [2021-12-06 19:17:19,467 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:17:19,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:17:19,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,468 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-12-06 19:17:19,488 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 19:17:19,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:17:19,488 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:17:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:17:19,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:17:19,519 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:19,519 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:19,519 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:19,519 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:19,519 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:17:19,519 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,519 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:19,519 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:19,519 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2021-12-06 19:17:19,520 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:19,520 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:19,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:19,550 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:19,550 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:17:19,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,551 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 19:17:19,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:17:19,552 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:19,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 19:17:19,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,580 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 19:17:19,581 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:17:19,581 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:19,595 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:17:19,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 19:17:19,621 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:19,621 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:19,621 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:19,621 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:19,621 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:17:19,621 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,621 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:19,621 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:19,621 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2021-12-06 19:17:19,621 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:19,621 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:19,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:19,650 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:19,650 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:17:19,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,651 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 19:17:19,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:19,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:19,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:17:19,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 19:17:19,681 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:17:19,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,682 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 19:17:19,683 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 [2021-12-06 19:17:19,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:19,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,691 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:19,692 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:19,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 19:17:19,713 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:17:19,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,714 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 19:17:19,715 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 [2021-12-06 19:17:19,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:19,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,723 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:19,725 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:19,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 19:17:19,747 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:17:19,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,747 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 19:17:19,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:19,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,758 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:19,759 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:19,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 19:17:19,783 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:17:19,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,783 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 19:17:19,784 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 [2021-12-06 19:17:19,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:19,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,793 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:19,794 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:19,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:19,834 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:17:19,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,835 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 19:17:19,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,845 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:19,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:19,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:19,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 19:17:19,878 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:17:19,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,879 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 19:17:19,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,888 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:19,891 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:19,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 19:17:19,935 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:17:19,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,936 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 19:17:19,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:19,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:19,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:19,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:19,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:19,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 19:17:19,972 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:17:19,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:19,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:19,973 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:19,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 19:17:19,974 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 [2021-12-06 19:17:19,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:19,982 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:19,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:19,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:19,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:19,982 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:19,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:19,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:19,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 19:17:20,044 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:20,044 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:20,044 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:20,044 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:20,044 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:17:20,044 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:20,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:20,044 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2021-12-06 19:17:20,044 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:20,044 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:20,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:20,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:20,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:20,102 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:20,102 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:17:20,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,103 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 19:17:20,104 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:17:20,104 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:20,116 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:17:20,116 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: [] [2021-12-06 19:17:20,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 19:17:20,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,148 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 19:17:20,149 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:17:20,149 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:20,157 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:17:20,157 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: [] [2021-12-06 19:17:20,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 19:17:20,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,189 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 19:17:20,190 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:17:20,191 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:20,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,221 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 19:17:20,223 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:17:20,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:17:20,236 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:17:20,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,255 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:17:20,255 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:17:20,256 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:17:20,256 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:17:20,256 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:17:20,256 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,256 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:17:20,256 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:17:20,256 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2021-12-06 19:17:20,256 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:17:20,256 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:17:20,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:20,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:20,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:17:20,322 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:17:20,322 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:17:20,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,323 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 19:17:20,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:20,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:17:20,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 19:17:20,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,351 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 19:17:20,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:20,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:17:20,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,381 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 19:17:20,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:17:20,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:20,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:17:20,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,419 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:17:20,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,420 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 19:17:20,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,429 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:20,430 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:20,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,450 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,450 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 19:17:20,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,459 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:20,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:20,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 19:17:20,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,479 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 19:17:20,480 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 [2021-12-06 19:17:20,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,488 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:20,491 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:17:20,491 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:17:20,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,522 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:17:20,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,523 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 19:17:20,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,532 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:20,532 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:20,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 19:17:20,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,552 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 19:17:20,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,561 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:20,561 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:20,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 19:17:20,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,581 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 19:17:20,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,590 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:20,595 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:17:20,595 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:17:20,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,631 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:17:20,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,631 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 19:17:20,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,640 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:20,641 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:20,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 19:17:20,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,662 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 19:17:20,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,671 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:20,671 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:20,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 19:17:20,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,692 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 19:17:20,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:17:20,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,701 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:20,706 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:17:20,707 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:17:20,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:20,746 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:17:20,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,747 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 19:17:20,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:20,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:20,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:20,756 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:20,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 19:17:20,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,777 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 19:17:20,778 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 [2021-12-06 19:17:20,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:20,786 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:20,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,787 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:20,787 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:17:20,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 19:17:20,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,808 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 19:17:20,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:20,817 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:20,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,817 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:17:20,821 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:17:20,821 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:17:20,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 19:17:20,871 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:17:20,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,872 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 19:17:20,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:20,880 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:20,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,881 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:20,881 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:20,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 19:17:20,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,902 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 19:17:20,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:20,911 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:20,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:20,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,911 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:20,911 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:20,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:20,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:20,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 19:17:20,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:20,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:20,933 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:20,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 19:17:20,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:20,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:20,942 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:17:20,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:20,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:20,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:20,947 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:17:20,947 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:17:21,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:21,049 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:17:21,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,050 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 19:17:21,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,059 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:21,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:21,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,059 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:21,060 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:21,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:21,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 19:17:21,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,084 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 19:17:21,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,092 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:21,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:21,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,093 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:21,093 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:17:21,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:21,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:21,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,117 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 19:17:21,118 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 [2021-12-06 19:17:21,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,126 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:21,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,127 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:17:21,133 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:17:21,133 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:17:21,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 19:17:21,291 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:17:21,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,292 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 19:17:21,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,301 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:21,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:21,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,301 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:21,301 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:21,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:21,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 19:17:21,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,322 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 19:17:21,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,331 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:21,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:21,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,332 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:21,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:17:21,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:21,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 19:17:21,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,352 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 19:17:21,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,362 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:17:21,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:17:21,367 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:17:21,367 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:17:21,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 19:17:21,414 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:17:21,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,415 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 19:17:21,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,423 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:21,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:21,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,424 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:21,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:21,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:21,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:21,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,445 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 19:17:21,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,454 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:21,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:17:21,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,454 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:21,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:17:21,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:17:21,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:21,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:17:21,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:17:21,475 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:17:21,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 19:17:21,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:17:21,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:17:21,485 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:17:21,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:17:21,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:17:21,485 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:17:21,492 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:17:21,492 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:17:21,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:17:21,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 19:17:21,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 07:17:21 BoogieIcfgContainer [2021-12-06 19:17:21,586 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 19:17:21,586 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:17:21,586 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:17:21,586 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:17:21,586 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:17:16" (3/4) ... [2021-12-06 19:17:21,588 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:17:21,588 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:17:21,589 INFO L158 Benchmark]: Toolchain (without parser) took 5156.99ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 64.4MB in the beginning and 91.3MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:17:21,589 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:17:21,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 162.56ms. Allocated memory is still 102.8MB. Free memory was 64.2MB in the beginning and 80.6MB in the end (delta: -16.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 19:17:21,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.99ms. Allocated memory is still 102.8MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:17:21,590 INFO L158 Benchmark]: Boogie Preprocessor took 12.04ms. Allocated memory is still 102.8MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 821.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:17:21,590 INFO L158 Benchmark]: RCFGBuilder took 174.94ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 70.2MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:17:21,591 INFO L158 Benchmark]: BuchiAutomizer took 4779.73ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 70.2MB in the beginning and 92.1MB in the end (delta: -21.9MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2021-12-06 19:17:21,591 INFO L158 Benchmark]: Witness Printer took 2.34ms. Allocated memory is still 123.7MB. Free memory was 92.1MB in the beginning and 91.3MB in the end (delta: 773.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:17:21,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 162.56ms. Allocated memory is still 102.8MB. Free memory was 64.2MB in the beginning and 80.6MB in the end (delta: -16.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.99ms. Allocated memory is still 102.8MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.04ms. Allocated memory is still 102.8MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 821.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 174.94ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 70.2MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 4779.73ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 70.2MB in the beginning and 92.1MB in the end (delta: -21.9MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Witness Printer took 2.34ms. Allocated memory is still 123.7MB. Free memory was 92.1MB in the beginning and 91.3MB in the end (delta: 773.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital42 mio100 ax100 hnf96 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq198 hnf92 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 88ms VariablesStem: 5 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6;" "assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" Loop: "assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 19:17:21,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-12-06 19:17:21,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-12-06 19:17:22,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-12-06 19:17:22,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:17:22,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 19:17:22,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b6c851a-1c4d-4c4a-96b3-e5acc72cb91a/bin/uautomizer-DrprNOufMa/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN