./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3eb895bd5e27d4d88b6c18a840dbd8103067d74f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:28:02,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:28:02,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:28:03,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:28:03,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:28:03,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:28:03,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:28:03,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:28:03,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:28:03,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:28:03,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:28:03,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:28:03,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:28:03,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:28:03,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:28:03,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:28:03,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:28:03,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:28:03,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:28:03,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:28:03,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:28:03,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:28:03,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:28:03,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:28:03,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:28:03,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:28:03,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:28:03,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:28:03,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:28:03,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:28:03,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:28:03,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:28:03,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:28:03,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:28:03,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:28:03,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:28:03,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:28:03,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:28:03,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:28:03,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:28:03,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:28:03,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-15 20:28:03,187 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:28:03,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:28:03,188 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:28:03,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:28:03,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:28:03,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:28:03,190 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:28:03,191 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-15 20:28:03,191 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-15 20:28:03,191 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-15 20:28:03,192 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-15 20:28:03,192 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-15 20:28:03,192 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-15 20:28:03,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:28:03,193 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 20:28:03,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:28:03,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:28:03,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-15 20:28:03,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-15 20:28:03,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-15 20:28:03,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:28:03,195 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-15 20:28:03,195 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:28:03,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-15 20:28:03,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:28:03,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:28:03,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:28:03,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:28:03,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:28:03,198 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-15 20:28:03,198 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_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eb895bd5e27d4d88b6c18a840dbd8103067d74f [2021-10-15 20:28:03,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:28:03,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:28:03,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:28:03,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:28:03,615 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:28:03,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/termination-restricted-15/ex3a.c [2021-10-15 20:28:03,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/data/bc76c7875/3a8c86d05a154b82baf7c357c04831b2/FLAG8a9fdd67c [2021-10-15 20:28:04,335 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:28:04,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/sv-benchmarks/c/termination-restricted-15/ex3a.c [2021-10-15 20:28:04,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/data/bc76c7875/3a8c86d05a154b82baf7c357c04831b2/FLAG8a9fdd67c [2021-10-15 20:28:04,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/data/bc76c7875/3a8c86d05a154b82baf7c357c04831b2 [2021-10-15 20:28:04,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:28:04,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:28:04,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:28:04,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:28:04,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:28:04,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:04,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e363c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04, skipping insertion in model container [2021-10-15 20:28:04,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:04,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:28:04,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:28:04,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:28:04,947 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:28:04,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:28:04,989 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:28:04,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04 WrapperNode [2021-10-15 20:28:04,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:28:04,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:28:04,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:28:04,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:28:05,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:28:05,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:28:05,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:28:05,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:28:05,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:28:05,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:28:05,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:28:05,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:28:05,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (1/1) ... [2021-10-15 20:28:05,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:05,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:05,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:05,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-15 20:28:05,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:28:05,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:28:05,424 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:28:05,425 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-15 20:28:05,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:28:05 BoogieIcfgContainer [2021-10-15 20:28:05,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:28:05,432 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-15 20:28:05,432 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-15 20:28:05,437 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-15 20:28:05,438 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:28:05,438 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 08:28:04" (1/3) ... [2021-10-15 20:28:05,442 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2de07e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:28:05, skipping insertion in model container [2021-10-15 20:28:05,442 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:28:05,442 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:04" (2/3) ... [2021-10-15 20:28:05,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2de07e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:28:05, skipping insertion in model container [2021-10-15 20:28:05,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:28:05,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:28:05" (3/3) ... [2021-10-15 20:28:05,446 INFO L389 chiAutomizerObserver]: Analyzing ICFG ex3a.c [2021-10-15 20:28:05,532 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-15 20:28:05,533 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-15 20:28:05,533 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-15 20:28:05,533 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-15 20:28:05,533 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-15 20:28:05,533 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-15 20:28:05,533 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-15 20:28:05,533 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-15 20:28:05,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:28:05,569 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 20:28:05,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:28:05,569 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:28:05,577 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-15 20:28:05,577 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 20:28:05,577 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-15 20:28:05,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:28:05,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 20:28:05,579 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:28:05,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:28:05,580 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-15 20:28:05,580 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 20:28:05,588 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~x~0;havoc main_~c~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~c~0 := 0; 6#L9-2true [2021-10-15 20:28:05,589 INFO L793 eck$LassoCheckResult]: Loop: 6#L9-2true assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 6#L9-2true [2021-10-15 20:28:05,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:28:05,599 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-15 20:28:05,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:28:05,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927867509] [2021-10-15 20:28:05,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:05,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:28:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:05,690 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:28:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:05,713 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:28:05,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:28:05,719 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-10-15 20:28:05,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:28:05,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253474228] [2021-10-15 20:28:05,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:05,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:28:05,728 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-15 20:28:05,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [224638310] [2021-10-15 20:28:05,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:05,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-15 20:28:05,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:05,734 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-15 20:28:05,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-15 20:28:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:05,773 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:28:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:05,783 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:28:05,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:28:05,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-10-15 20:28:05,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:28:05,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626059976] [2021-10-15 20:28:05,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:05,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:28:05,794 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-15 20:28:05,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1029640717] [2021-10-15 20:28:05,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:05,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-15 20:28:05,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:05,800 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-15 20:28:05,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-15 20:28:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:05,844 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:28:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:05,866 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:28:06,054 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:06,055 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:06,056 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:06,056 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:06,056 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:28:06,057 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,057 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:06,057 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:06,057 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2021-10-15 20:28:06,058 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:06,058 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:06,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,260 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:06,261 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:28:06,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:06,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:06,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-15 20:28:06,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:06,330 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:06,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:06,378 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,380 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:06,388 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:06,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-15 20:28:06,419 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:06,419 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:06,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:06,464 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,467 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:06,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:06,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-15 20:28:06,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:06,547 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,550 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:28:06,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:06,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-15 20:28:06,600 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:06,600 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=1}, {ULTIMATE.start_main_~c~0=7}, {ULTIMATE.start_main_~c~0=-7}] Lambdas: [1, 2, 1] Nus: [0, 1] [2021-10-15 20:28:06,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:06,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,656 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,664 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:06,664 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:06,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-15 20:28:06,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:06,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,740 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:28:06,747 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:06,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-15 20:28:06,778 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:28:06,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:06,825 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:06,825 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:06,825 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:06,825 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:06,825 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:28:06,826 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,826 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:06,826 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:06,826 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2021-10-15 20:28:06,826 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:06,826 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:06,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:06,927 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:06,933 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:28:06,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:06,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:06,937 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:06,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:06,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:06,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:06,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:06,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:06,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-15 20:28:06,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:06,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:06,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,043 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-15 20:28:07,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:07,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:07,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:07,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,155 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:07,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:07,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:07,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:07,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-15 20:28:07,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,254 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-15 20:28:07,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:07,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:07,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:07,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:07,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,313 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:28:07,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,314 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-15 20:28:07,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,329 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:07,335 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:07,335 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:07,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,415 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-15 20:28:07,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,435 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:07,440 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:07,440 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:07,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,500 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-15 20:28:07,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:07,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:07,519 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:07,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:07,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,597 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-15 20:28:07,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:07,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,608 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:07,610 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:07,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:07,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-10-15 20:28:07,655 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:28:07,655 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,656 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-15 20:28:07,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,669 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:07,676 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:07,676 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:07,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,819 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,820 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-15 20:28:07,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:07,859 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:07,860 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:07,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:07,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:07,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:07,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:07,944 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:07,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:07,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-15 20:28:07,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:07,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:07,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:07,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:07,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:07,970 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:07,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:07,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,030 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-15 20:28:08,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:08,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:08,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:08,096 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:08,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:08,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,163 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:28:08,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,165 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-15 20:28:08,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:08,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,195 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:08,203 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:08,203 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:08,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,284 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,285 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:08,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,301 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:08,318 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:08,318 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:08,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-15 20:28:08,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,381 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,382 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-15 20:28:08,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:08,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:08,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,394 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:08,395 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:08,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:08,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,455 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,456 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-15 20:28:08,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:08,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:08,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,474 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:08,479 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:08,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:08,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,522 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:28:08,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,527 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-15 20:28:08,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:08,538 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:08,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,539 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:08,543 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:08,543 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:08,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,620 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:08,639 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:08,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:08,644 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:08,644 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:08,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-15 20:28:08,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-15 20:28:08,702 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,704 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-15 20:28:08,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:08,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:08,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:08,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,732 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:08,734 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:08,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:08,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-15 20:28:08,788 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,789 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-15 20:28:08,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,802 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:08,803 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:08,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:08,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,803 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:08,805 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:08,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:08,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,851 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:28:08,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,852 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-15 20:28:08,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:08,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:08,865 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:08,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:08,873 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:08,873 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:08,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:08,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:08,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:08,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:08,936 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:08,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-15 20:28:08,938 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 [2021-10-15 20:28:08,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:08,950 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:08,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:08,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:08,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:08,961 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:08,961 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:08,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,032 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,034 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-15 20:28:09,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,055 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:09,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:09,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:09,058 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:09,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:09,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,133 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-15 20:28:09,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,155 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:09,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:09,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:09,159 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:09,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:09,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,226 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:28:09,226 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,227 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-15 20:28:09,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,239 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:09,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,240 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:09,249 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:09,249 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:09,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,322 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-15 20:28:09,324 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 [2021-10-15 20:28:09,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,334 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:09,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,335 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:09,344 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:09,344 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:09,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,430 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,452 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:09,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:09,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,453 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:09,456 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:09,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:09,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-15 20:28:09,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,524 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:09,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:09,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:09,543 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:09,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:09,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-15 20:28:09,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-15 20:28:09,598 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:28:09,599 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,600 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-15 20:28:09,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,622 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:09,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:09,626 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:09,626 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:09,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,690 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:09,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:09,712 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:09,712 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:09,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-15 20:28:09,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,777 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,779 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-15 20:28:09,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,800 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:09,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:09,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,800 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:09,803 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:09,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:09,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-15 20:28:09,845 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,846 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-15 20:28:09,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:09,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:09,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:09,861 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:09,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:09,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:09,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:09,935 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:28:09,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:09,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:09,937 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:09,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:09,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:09,957 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:09,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:09,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:09,957 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:09,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-15 20:28:09,964 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:09,964 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:09,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:10,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:10,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,039 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:10,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:10,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:10,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:10,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:10,054 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:10,060 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:10,060 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:10,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-15 20:28:10,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:10,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:10,141 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,143 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:10,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-15 20:28:10,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:10,163 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:10,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:10,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:10,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:10,164 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:10,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:10,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:10,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:10,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-15 20:28:10,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,219 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-15 20:28:10,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:10,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:10,230 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:10,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:10,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:10,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:10,231 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:10,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:10,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:10,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:10,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:10,336 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:10,336 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:10,336 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:10,336 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:10,337 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:28:10,337 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,337 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:10,337 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:10,337 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2021-10-15 20:28:10,337 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:10,337 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:10,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:10,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:10,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:10,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:10,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:10,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:10,466 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:10,466 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:28:10,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,475 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:10,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-15 20:28:10,520 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:10,520 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:10,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:10,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,577 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:10,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-15 20:28:10,611 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:10,611 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:10,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-15 20:28:10,641 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,642 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-15 20:28:10,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:10,643 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,654 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:10,654 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:10,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-15 20:28:10,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,684 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-15 20:28:10,709 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:10,709 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-15 20:28:10,759 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,760 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-15 20:28:10,762 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:28:10,762 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,795 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:10,796 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=1}, {ULTIMATE.start_main_~c~0=7}, {ULTIMATE.start_main_~c~0=-7}] Lambdas: [1, 2, 1] Nus: [0, 1] [2021-10-15 20:28:10,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:10,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,822 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-15 20:28:10,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:10,826 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,848 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:10,849 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:10,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-15 20:28:10,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,885 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-15 20:28:10,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:10,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-15 20:28:10,928 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:10,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:10,929 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:10,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-15 20:28:10,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:28:10,931 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:10,958 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:28:11,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-15 20:28:11,001 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:11,001 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:11,002 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:11,002 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:11,002 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:28:11,002 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,002 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:11,002 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:11,002 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2021-10-15 20:28:11,002 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:11,002 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:11,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:11,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:11,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:11,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:11,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:11,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:11,101 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:11,101 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:28:11,101 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,103 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-15 20:28:11,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:11,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:11,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:11,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,186 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-15 20:28:11,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:11,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:11,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:11,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,266 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,275 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 [2021-10-15 20:28:11,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:11,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:11,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:11,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:11,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-15 20:28:11,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-15 20:28:11,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,332 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-15 20:28:11,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:11,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:11,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:11,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:11,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,418 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:11,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:11,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:11,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-15 20:28:11,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-15 20:28:11,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,491 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-15 20:28:11,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:11,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:11,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:11,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:11,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-15 20:28:11,532 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:28:11,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,533 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-15 20:28:11,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,546 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:11,548 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:11,548 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:11,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,580 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-15 20:28:11,582 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 [2021-10-15 20:28:11,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,595 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:11,598 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:11,598 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:11,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-15 20:28:11,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,670 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-15 20:28:11,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:11,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:11,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:11,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:11,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,728 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,729 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-15 20:28:11,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:11,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,742 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:11,742 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:11,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:11,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,773 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,774 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-15 20:28:11,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,786 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:11,789 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:11,790 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:11,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,857 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:11,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:11,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,880 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:11,881 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:11,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:11,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-15 20:28:11,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:11,934 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:28:11,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:11,936 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:11,938 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 [2021-10-15 20:28:11,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:11,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:11,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:11,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:11,954 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:11,954 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:11,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-15 20:28:11,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:11,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-10-15 20:28:11,999 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:11,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,000 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-15 20:28:12,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:12,015 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:12,016 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:12,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-10-15 20:28:12,064 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,065 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-15 20:28:12,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:12,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:12,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-15 20:28:12,104 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,109 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-15 20:28:12,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:12,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:12,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,162 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:12,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-15 20:28:12,208 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:12,208 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:12,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,280 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-15 20:28:12,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,294 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:12,295 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:12,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-10-15 20:28:12,323 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:28:12,323 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,325 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-15 20:28:12,328 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 [2021-10-15 20:28:12,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,338 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:12,342 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:12,343 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:12,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,406 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,407 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,422 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:12,426 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:12,427 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:12,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-15 20:28:12,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,489 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,491 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-15 20:28:12,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,504 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:12,505 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:12,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,533 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-15 20:28:12,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:12,549 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:12,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,578 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,579 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-15 20:28:12,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:12,600 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:12,600 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:12,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,632 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-15 20:28:12,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:12,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:12,645 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:12,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,687 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:28:12,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,688 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-15 20:28:12,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:12,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:12,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,699 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:12,701 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:12,701 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:12,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-15 20:28:12,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,733 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-15 20:28:12,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:12,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:12,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:12,748 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:12,748 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:12,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,789 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:12,816 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:12,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,817 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:12,818 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:12,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-15 20:28:12,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-15 20:28:12,846 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,847 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-15 20:28:12,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:12,857 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:12,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:12,858 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:12,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-10-15 20:28:12,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,900 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-15 20:28:12,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:12,910 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:12,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,911 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:12,913 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:12,914 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:12,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:12,945 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,946 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-15 20:28:12,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:12,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:12,959 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:12,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:12,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:12,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:12,960 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:12,961 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:12,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:12,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:12,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-10-15 20:28:12,994 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:28:12,995 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:12,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:12,996 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:12,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-15 20:28:12,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,009 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:13,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:13,013 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:13,013 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:13,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-10-15 20:28:13,084 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,085 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,103 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:13,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:13,108 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:13,108 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:13,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-15 20:28:13,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,183 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,204 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:13,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:13,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:13,206 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:13,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:13,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-15 20:28:13,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,262 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,277 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,277 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:13,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:13,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:13,279 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:13,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:13,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-15 20:28:13,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,338 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,352 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:13,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:13,356 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:13,357 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:13,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-15 20:28:13,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,426 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-15 20:28:13,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,468 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:13,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:13,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:13,471 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:13,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:13,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,527 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:28:13,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,529 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:13,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:13,553 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:13,553 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-15 20:28:13,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,626 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,628 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-15 20:28:13,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,646 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:13,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,647 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:13,653 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:13,653 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:13,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,731 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,748 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:13,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:13,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:13,750 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:13,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:13,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-15 20:28:13,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,815 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:13,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,832 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:13,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:13,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:13,835 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:13,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:13,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-15 20:28:13,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,899 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:13,903 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 [2021-10-15 20:28:13,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:13,917 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:13,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:13,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:13,917 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:13,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-15 20:28:13,924 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:13,924 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:13,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:13,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:13,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:13,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:13,998 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-15 20:28:14,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,012 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:14,015 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:14,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,071 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:28:14,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,073 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-15 20:28:14,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:14,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,094 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:14,096 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:14,096 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:14,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-10-15 20:28:14,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,131 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-15 20:28:14,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,143 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:14,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,143 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:14,147 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:14,147 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:14,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,219 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,235 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:14,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:14,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:14,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-15 20:28:14,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,292 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,294 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-15 20:28:14,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,305 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,305 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:14,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,305 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:14,306 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:14,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,333 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-15 20:28:14,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,344 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:14,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:14,347 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:14,347 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:14,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-10-15 20:28:14,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,383 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-15 20:28:14,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,393 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:14,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:14,395 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:14,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,423 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:28:14,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,424 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-15 20:28:14,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,435 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,436 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:14,440 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:14,440 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:14,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-10-15 20:28:14,504 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,505 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-15 20:28:14,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,516 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,516 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,516 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:14,521 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:14,521 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:14,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,563 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-15 20:28:14,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,576 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,577 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:14,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:14,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-10-15 20:28:14,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,623 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-15 20:28:14,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,656 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,656 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:14,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:14,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,708 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,709 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-15 20:28:14,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,721 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:14,725 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:14,725 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:14,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-10-15 20:28:14,780 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:14,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,781 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-15 20:28:14,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:14,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:14,806 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:14,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:14,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:14,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:14,807 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:14,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:14,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:14,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:14,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:14,871 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-15 20:28:14,872 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~x~0;havoc main_~c~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~c~0 := 0; 6#L9-2true assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 6#L9-2true [2021-10-15 20:28:14,872 INFO L793 eck$LassoCheckResult]: Loop: 6#L9-2true assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 6#L9-2true [2021-10-15 20:28:14,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:28:14,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2021-10-15 20:28:14,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:28:14,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928016005] [2021-10-15 20:28:14,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:14,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:28:14,878 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-15 20:28:14,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1488583315] [2021-10-15 20:28:14,879 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-15 20:28:14,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-15 20:28:14,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,881 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2021-10-15 20:28:14,917 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-15 20:28:14,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-10-15 20:28:14,917 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:28:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:14,924 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:28:14,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:28:14,925 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2021-10-15 20:28:14,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:28:14,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150195516] [2021-10-15 20:28:14,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:14,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:28:14,929 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-15 20:28:14,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175034561] [2021-10-15 20:28:14,930 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-15 20:28:14,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-15 20:28:14,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:14,938 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-15 20:28:14,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Waiting until timeout for monitored process [2021-10-15 20:28:14,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-15 20:28:14,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-10-15 20:28:14,986 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:28:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:14,992 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:28:14,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:28:14,993 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2021-10-15 20:28:14,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:28:14,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274983239] [2021-10-15 20:28:14,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:28:14,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:28:14,998 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-15 20:28:14,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [200681000] [2021-10-15 20:28:15,008 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-15 20:28:15,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-15 20:28:15,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,014 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Waiting until timeout for monitored process [2021-10-15 20:28:15,056 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-15 20:28:15,056 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-10-15 20:28:15,056 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:28:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:28:15,066 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:28:15,113 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:15,114 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:15,114 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:15,114 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:15,114 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:28:15,114 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,114 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:15,115 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:15,115 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2021-10-15 20:28:15,115 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:15,115 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:15,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,200 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:15,200 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:28:15,201 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,206 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,211 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:15,212 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:15,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-15 20:28:15,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,282 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-15 20:28:15,284 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:28:15,284 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:15,303 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:28:15,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,340 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:15,340 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:15,340 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:15,340 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:15,341 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:28:15,341 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,341 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:15,341 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:15,341 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2021-10-15 20:28:15,341 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:15,341 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:15,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:15,415 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:15,415 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:28:15,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,417 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-10-15 20:28:15,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:15,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:15,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:15,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:15,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,468 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,468 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-10-15 20:28:15,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:15,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:15,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:15,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-10-15 20:28:15,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,552 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-10-15 20:28:15,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:15,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:15,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:15,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:15,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,593 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-10-15 20:28:15,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:15,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:15,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:15,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,662 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:28:15,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,663 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-10-15 20:28:15,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:15,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,677 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:15,678 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:15,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:15,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,707 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-10-15 20:28:15,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:15,720 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:15,720 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:15,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,785 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:15,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,808 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:15,808 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:15,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:15,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-10-15 20:28:15,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,863 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,865 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-10-15 20:28:15,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,878 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:15,879 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:15,879 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:15,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-10-15 20:28:15,909 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:28:15,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,920 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-10-15 20:28:15,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:15,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:15,942 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:15,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:15,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:15,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:15,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:15,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:15,974 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:15,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-10-15 20:28:15,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:15,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:15,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:15,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:15,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:15,992 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:15,992 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:16,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,045 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,046 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-10-15 20:28:16,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:16,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:16,059 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:16,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,088 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-10-15 20:28:16,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:16,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:16,104 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:16,104 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:16,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,167 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:28:16,167 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,168 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-10-15 20:28:16,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:16,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,181 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:16,183 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:16,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,212 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-10-15 20:28:16,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:16,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:16,230 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:16,230 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:16,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,277 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,278 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-10-15 20:28:16,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:16,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,298 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:16,299 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:16,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,332 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-10-15 20:28:16,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:16,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:16,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:16,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:16,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,384 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:28:16,384 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,386 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-10-15 20:28:16,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,396 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:16,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,397 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:16,398 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:16,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,427 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,428 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-10-15 20:28:16,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:16,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,439 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:16,441 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:16,441 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:16,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-10-15 20:28:16,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,484 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-10-15 20:28:16,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,496 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:16,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,496 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:16,498 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:16,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,534 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-10-15 20:28:16,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,546 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:16,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,547 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:16,549 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:16,549 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:16,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,579 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:28:16,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,580 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-10-15 20:28:16,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,591 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:16,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:16,592 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:16,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-10-15 20:28:16,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,624 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-10-15 20:28:16,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,639 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:16,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,639 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:16,643 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:16,643 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:16,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,718 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,720 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,744 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:16,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,744 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:16,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:16,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-10-15 20:28:16,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,805 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-10-15 20:28:16,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,820 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:16,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:16,823 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:16,823 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:16,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,885 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:28:16,885 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,886 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:16,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:16,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,902 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:16,904 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:16,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:16,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-10-15 20:28:16,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:16,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:16,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:16,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:16,979 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:16,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:16,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-10-15 20:28:16,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:16,996 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:16,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:16,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:16,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:17,001 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:17,002 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:17,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,075 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,077 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,091 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,092 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:17,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:17,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,092 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:17,094 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:17,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:17,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-10-15 20:28:17,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,149 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,163 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:17,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,164 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:17,168 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:17,168 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:17,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-10-15 20:28:17,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,239 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:28:17,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,240 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-10-15 20:28:17,256 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,257 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:17,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:17,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:17,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:17,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:17,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,322 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,327 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,341 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:17,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,342 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:17,344 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:17,345 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:17,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-10-15 20:28:17,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,409 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,423 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:17,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:17,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,424 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:17,425 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:17,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:17,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-10-15 20:28:17,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,483 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,484 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:17,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,499 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:17,502 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:17,502 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:17,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-10-15 20:28:17,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,560 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:28:17,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,562 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:17,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:17,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,577 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:17,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:17,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:17,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-10-15 20:28:17,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:17,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,647 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,662 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:17,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,662 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:17,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-10-15 20:28:17,667 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:17,667 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:17,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-10-15 20:28:17,702 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,703 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-10-15 20:28:17,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,713 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:17,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:17,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,714 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:17,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:17,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:17,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-10-15 20:28:17,745 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,746 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-10-15 20:28:17,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:17,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:17,757 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:17,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:17,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:17,757 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:17,760 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:17,760 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:17,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:17,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-10-15 20:28:17,862 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:17,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:17,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:17,862 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:17,862 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:28:17,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:17,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:17,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2021-10-15 20:28:17,863 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:17,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:17,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:17,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:17,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:17,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:17,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:17,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:17,983 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:17,983 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:28:17,983 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:17,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:17,984 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:17,991 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:17,991 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:18,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-10-15 20:28:18,014 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:28:18,014 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:28:18,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,053 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-10-15 20:28:18,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:28:18,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:18,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-10-15 20:28:18,114 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,115 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-10-15 20:28:18,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:28:18,116 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:28:18,128 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:28:18,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-10-15 20:28:18,154 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:28:18,154 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:28:18,154 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:28:18,154 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:28:18,154 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:28:18,154 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,154 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:28:18,154 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:28:18,154 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2021-10-15 20:28:18,155 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:28:18,155 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:28:18,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:18,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:18,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:18,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:18,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:18,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:28:18,269 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:28:18,270 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:28:18,270 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,271 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-10-15 20:28:18,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:18,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:18,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:18,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:18,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-10-15 20:28:18,311 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,312 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-10-15 20:28:18,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:18,326 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:18,326 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:18,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2021-10-15 20:28:18,371 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,372 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-10-15 20:28:18,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:18,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:18,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:28:18,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:18,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2021-10-15 20:28:18,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,409 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-10-15 20:28:18,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:18,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:18,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:18,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,464 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-10-15 20:28:18,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:18,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:18,476 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:18,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,504 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,505 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-10-15 20:28:18,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:28:18,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:18,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:28:18,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2021-10-15 20:28:18,544 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:28:18,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,545 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-10-15 20:28:18,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:18,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:18,557 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:18,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:18,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2021-10-15 20:28:18,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,592 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-10-15 20:28:18,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,602 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:18,605 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:18,605 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:18,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,637 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-10-15 20:28:18,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:18,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:18,649 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:18,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:18,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-10-15 20:28:18,676 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,677 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-10-15 20:28:18,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,687 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:18,690 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:18,690 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:18,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,720 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,721 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-10-15 20:28:18,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,731 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:18,732 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:18,732 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:18,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,758 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-10-15 20:28:18,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,768 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:18,769 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:18,769 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:18,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:18,796 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:28:18,796 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,797 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-10-15 20:28:18,809 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 [2021-10-15 20:28:18,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:18,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,819 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:18,819 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:18,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:18,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2021-10-15 20:28:18,846 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,847 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-10-15 20:28:18,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:18,862 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:18,862 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:18,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2021-10-15 20:28:18,896 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,897 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-10-15 20:28:18,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:18,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:18,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:18,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:18,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2021-10-15 20:28:18,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,937 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-10-15 20:28:18,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,948 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:18,951 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:18,951 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:18,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:18,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2021-10-15 20:28:18,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:18,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:18,985 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:18,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-10-15 20:28:18,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:18,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:18,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:18,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:18,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:18,998 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:18,998 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:19,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:19,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,029 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-10-15 20:28:19,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,041 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:19,043 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:19,043 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:19,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-10-15 20:28:19,100 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:28:19,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,101 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-10-15 20:28:19,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:19,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,112 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:19,112 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:19,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:19,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:19,140 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,141 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-10-15 20:28:19,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:19,157 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:19,158 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:19,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2021-10-15 20:28:19,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,202 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-10-15 20:28:19,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:19,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,216 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:19,216 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:19,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:19,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2021-10-15 20:28:19,246 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,247 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-10-15 20:28:19,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:19,262 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:19,262 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:19,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2021-10-15 20:28:19,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,296 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-10-15 20:28:19,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,307 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:19,309 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:19,309 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:19,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2021-10-15 20:28:19,339 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,340 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-10-15 20:28:19,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:28:19,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,351 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:19,354 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:19,354 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:19,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:19,386 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:28:19,386 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,387 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-10-15 20:28:19,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,397 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:19,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:19,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,397 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:19,398 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:19,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:19,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2021-10-15 20:28:19,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,425 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-10-15 20:28:19,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,435 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:19,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,436 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:19,439 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:19,439 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:19,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-10-15 20:28:19,471 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,472 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-10-15 20:28:19,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,483 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:19,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:19,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,483 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:19,484 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:28:19,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:19,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:19,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,512 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-10-15 20:28:19,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,523 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:19,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,523 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:19,525 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:19,526 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:19,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2021-10-15 20:28:19,561 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,562 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-10-15 20:28:19,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,572 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:19,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,573 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:19,574 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:19,574 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:19,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2021-10-15 20:28:19,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,605 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-10-15 20:28:19,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:19,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,616 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:28:19,618 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:28:19,618 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:28:19,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-10-15 20:28:19,649 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:28:19,649 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,650 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-10-15 20:28:19,652 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 [2021-10-15 20:28:19,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,662 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:19,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:19,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:19,663 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:19,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:19,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2021-10-15 20:28:19,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,695 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-10-15 20:28:19,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,706 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:19,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:19,712 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:19,712 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:19,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2021-10-15 20:28:19,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,753 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-10-15 20:28:19,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,764 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:19,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:19,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:19,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:19,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:19,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2021-10-15 20:28:19,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,792 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-10-15 20:28:19,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,803 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:19,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,803 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:19,806 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:19,806 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:19,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:19,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,888 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:19,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-10-15 20:28:19,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:19,907 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:19,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:19,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:19,907 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:19,910 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:19,911 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:19,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:19,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:19,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:19,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:19,982 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:19,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,001 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:28:20,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,001 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,005 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:20,005 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:20,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-10-15 20:28:20,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,072 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:28:20,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,079 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,093 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:20,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:20,095 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:20,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:20,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-10-15 20:28:20,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,128 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-10-15 20:28:20,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,140 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:20,146 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:20,146 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:20,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,188 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-10-15 20:28:20,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,199 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,199 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:20,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,199 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:20,200 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:28:20,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:20,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2021-10-15 20:28:20,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,230 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2021-10-15 20:28:20,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,241 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,242 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:20,246 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:20,246 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:20,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2021-10-15 20:28:20,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,295 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2021-10-15 20:28:20,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,309 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:20,312 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:20,312 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:20,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,377 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,378 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2021-10-15 20:28:20,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,389 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,389 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:28:20,392 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:28:20,392 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:28:20,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,426 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:28:20,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,427 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2021-10-15 20:28:20,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:20,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:20,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,439 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:20,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:20,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2021-10-15 20:28:20,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,471 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2021-10-15 20:28:20,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,487 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:20,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,493 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:20,493 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:20,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2021-10-15 20:28:20,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,547 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2021-10-15 20:28:20,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,557 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:20,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:20,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,557 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,558 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:28:20,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:20,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2021-10-15 20:28:20,584 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,585 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2021-10-15 20:28:20,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,599 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:20,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,602 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:20,602 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:20,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2021-10-15 20:28:20,664 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,665 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2021-10-15 20:28:20,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,677 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:20,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,679 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:20,679 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:20,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,712 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2021-10-15 20:28:20,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,722 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,722 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:28:20,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:28:20,724 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:28:20,724 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:28:20,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:20,755 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:28:20,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,756 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2021-10-15 20:28:20,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,767 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:20,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,767 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:20,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:20,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:20,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2021-10-15 20:28:20,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,796 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2021-10-15 20:28:20,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,806 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,806 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:20,812 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:20,812 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:20,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2021-10-15 20:28:20,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,851 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2021-10-15 20:28:20,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,862 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:28:20,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,862 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:20,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:28:20,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:28:20,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2021-10-15 20:28:20,923 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,924 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2021-10-15 20:28:20,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,934 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,935 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:20,939 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:20,939 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:20,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:20,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2021-10-15 20:28:20,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:20,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:20,980 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:20,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2021-10-15 20:28:20,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:20,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:20,991 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:20,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:20,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:20,992 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:21,005 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:21,005 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:21,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:21,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2021-10-15 20:28:21,038 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:28:21,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:28:21,039 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:28:21,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2021-10-15 20:28:21,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:28:21,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:28:21,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:28:21,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:28:21,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:28:21,051 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:28:21,054 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:28:21,054 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:28:21,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:28:21,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2021-10-15 20:28:21,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.10 08:28:21 BoogieIcfgContainer [2021-10-15 20:28:21,092 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-15 20:28:21,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-15 20:28:21,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-15 20:28:21,093 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-15 20:28:21,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:28:05" (3/4) ... [2021-10-15 20:28:21,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-15 20:28:21,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-15 20:28:21,100 INFO L168 Benchmark]: Toolchain (without parser) took 16385.74 ms. Allocated memory was 109.1 MB in the beginning and 174.1 MB in the end (delta: 65.0 MB). Free memory was 76.1 MB in the beginning and 135.9 MB in the end (delta: -59.8 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:21,100 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 109.1 MB. Free memory is still 64.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:28:21,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.14 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 75.8 MB in the beginning and 121.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:21,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.65 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 119.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:28:21,102 INFO L168 Benchmark]: Boogie Preprocessor took 45.58 ms. Allocated memory is still 144.7 MB. Free memory was 119.6 MB in the beginning and 118.9 MB in the end (delta: 749.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:21,103 INFO L168 Benchmark]: RCFGBuilder took 336.10 ms. Allocated memory is still 144.7 MB. Free memory was 118.9 MB in the beginning and 110.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:21,103 INFO L168 Benchmark]: BuchiAutomizer took 15660.52 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 110.5 MB in the beginning and 135.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 98.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:21,104 INFO L168 Benchmark]: Witness Printer took 5.37 ms. Allocated memory is still 174.1 MB. Free memory is still 135.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:28:21,106 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 109.1 MB. Free memory is still 64.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 267.14 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 75.8 MB in the beginning and 121.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.65 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 119.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.58 ms. Allocated memory is still 144.7 MB. Free memory was 119.6 MB in the beginning and 118.9 MB in the end (delta: 749.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 336.10 ms. Allocated memory is still 144.7 MB. Free memory was 118.9 MB in the beginning and 110.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15660.52 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 110.5 MB in the beginning and 135.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 98.1 MB. Max. memory is 16.1 GB. * Witness Printer took 5.37 ms. Allocated memory is still 174.1 MB. Free memory is still 135.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 15.5s. 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: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax152 hnf100 lsp48 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf105 neg100 sie121 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 35ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~x~0;havoc main_~c~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~c~0 := 0;" "assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" Loop: "assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-10-15 20:28:21,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Forceful destruction successful, exit code 0 [2021-10-15 20:28:21,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Ended with exit code 0 [2021-10-15 20:28:21,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Ended with exit code 0 [2021-10-15 20:28:21,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-15 20:28:21,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-10-15 20:28:22,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14280497-1702-467e-9a4e-9bb1a5e97a84/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...