./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.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_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/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_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/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_574a4ae1-92f7-462b-9e0c-2f282efeeeac/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 a03b979f45aa8ba48949293cad74f586aed4b0e9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/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 20:17:11,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:17:11,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:17:11,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:17:11,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:17:11,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:17:11,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:17:11,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:17:11,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:17:11,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:17:11,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:17:11,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:17:11,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:17:11,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:17:11,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:17:11,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:17:11,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:17:11,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:17:11,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:17:11,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:17:11,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:17:11,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:17:11,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:17:11,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:17:11,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:17:11,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:17:11,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:17:11,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:17:11,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:17:11,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:17:11,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:17:11,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:17:11,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:17:11,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:17:11,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:17:11,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:17:11,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:17:11,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:17:11,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:17:11,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:17:11,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:17:11,812 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-15 20:17:11,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:17:11,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:17:11,860 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:17:11,860 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:17:11,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:17:11,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:17:11,862 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:17:11,863 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-15 20:17:11,863 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-15 20:17:11,863 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-15 20:17:11,864 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-15 20:17:11,865 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-15 20:17:11,865 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-15 20:17:11,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:17:11,865 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 20:17:11,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:17:11,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:17:11,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-15 20:17:11,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-15 20:17:11,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-15 20:17:11,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:17:11,867 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-15 20:17:11,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:17:11,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-15 20:17:11,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:17:11,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:17:11,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:17:11,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:17:11,870 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:17:11,872 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-15 20:17:11,872 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_574a4ae1-92f7-462b-9e0c-2f282efeeeac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2021-10-15 20:17:12,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:17:12,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:17:12,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:17:12,168 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:17:12,169 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:17:12,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2021-10-15 20:17:12,269 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/data/5bc350203/567cc304014544099e00dee28cbbe03a/FLAGa98ca3100 [2021-10-15 20:17:12,710 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:17:12,710 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2021-10-15 20:17:12,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/data/5bc350203/567cc304014544099e00dee28cbbe03a/FLAGa98ca3100 [2021-10-15 20:17:13,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/data/5bc350203/567cc304014544099e00dee28cbbe03a [2021-10-15 20:17:13,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:17:13,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:17:13,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:17:13,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:17:13,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:17:13,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6242e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13, skipping insertion in model container [2021-10-15 20:17:13,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:17:13,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:17:13,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:17:13,330 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:17:13,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:17:13,363 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:17:13,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13 WrapperNode [2021-10-15 20:17:13,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:17:13,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:17:13,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:17:13,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:17:13,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:17:13,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:17:13,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:17:13,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:17:13,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:17:13,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:17:13,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:17:13,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:17:13,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (1/1) ... [2021-10-15 20:17:13,428 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:13,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:13,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:13,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-15 20:17:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:17:13,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:17:13,641 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:17:13,641 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-15 20:17:13,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:13 BoogieIcfgContainer [2021-10-15 20:17:13,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:17:13,645 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-15 20:17:13,645 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-15 20:17:13,648 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-15 20:17:13,649 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:17:13,649 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 08:17:13" (1/3) ... [2021-10-15 20:17:13,651 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41a2b1b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:17:13, skipping insertion in model container [2021-10-15 20:17:13,651 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:17:13,651 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:13" (2/3) ... [2021-10-15 20:17:13,651 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41a2b1b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:17:13, skipping insertion in model container [2021-10-15 20:17:13,652 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:17:13,652 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:13" (3/3) ... [2021-10-15 20:17:13,653 INFO L389 chiAutomizerObserver]: Analyzing ICFG Cairo_step2-3.c [2021-10-15 20:17:13,698 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-15 20:17:13,698 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-15 20:17:13,698 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-15 20:17:13,698 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-15 20:17:13,698 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-15 20:17:13,698 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-15 20:17:13,698 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-15 20:17:13,699 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-15 20:17:13,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 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 20:17:13,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 20:17:13,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:17:13,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:17:13,731 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-15 20:17:13,731 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 20:17:13,731 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-15 20:17:13,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 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 20:17:13,733 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 20:17:13,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:17:13,733 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:17:13,733 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-15 20:17:13,734 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 20:17:13,741 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 5#L15true assume main_~x~0 % 4294967296 > 0; 6#L16-2true [2021-10-15 20:17:13,742 INFO L793 eck$LassoCheckResult]: Loop: 6#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 6#L16-2true [2021-10-15 20:17:13,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:17:13,750 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2021-10-15 20:17:13,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:17:13,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306901671] [2021-10-15 20:17:13,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:17:13,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:17:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:13,838 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:17:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:13,871 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:17:13,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:17:13,875 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2021-10-15 20:17:13,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:17:13,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400147631] [2021-10-15 20:17:13,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:17:13,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:17:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:13,904 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:17:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:13,919 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:17:13,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:17:13,924 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2021-10-15 20:17:13,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:17:13,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789190668] [2021-10-15 20:17:13,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:17:13,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:17:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:13,940 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:17:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:13,955 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:17:14,019 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:14,020 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:14,020 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:14,020 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:14,021 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:17:14,021 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,021 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:14,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:14,021 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-15 20:17:14,021 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:14,022 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:14,040 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 20:17:14,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:17:14,052 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 20:17:14,225 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:14,226 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:17:14,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,235 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:14,235 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:14,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-15 20:17:14,269 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:14,269 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 20:17:14,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-15 20:17:14,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,297 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-15 20:17:14,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:14,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:14,323 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:14,324 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 20:17:14,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,360 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,362 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-15 20:17:14,364 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:14,364 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:14,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,410 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,411 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-15 20:17:14,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:17:14,415 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:14,490 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:17:14,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,501 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:14,501 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:14,501 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:14,502 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:14,502 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:17:14,502 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,502 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:14,502 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:14,502 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-15 20:17:14,502 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:14,502 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:14,504 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 20:17:14,508 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 20:17:14,512 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 20:17:14,630 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:14,637 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:17:14,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,641 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:14,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-15 20:17:14,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:14,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:14,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:14,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:14,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:14,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:14,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:14,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,704 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-15 20:17:14,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:14,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:14,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:14,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:14,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:14,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:14,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:14,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:14,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,786 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,792 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 20:17:14,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:14,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:14,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:14,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:14,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:14,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:17:14,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:14,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-15 20:17:14,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:14,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,860 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:17:14,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,861 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-15 20:17:14,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:14,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:14,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:14,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:14,871 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:14,897 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:14,897 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:14,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:14,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:14,951 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:14,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:14,953 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:14,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:14,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:14,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:14,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:14,973 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:14,981 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:14,988 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:14,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-15 20:17:15,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,029 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,030 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-15 20:17:15,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:15,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,040 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:15,042 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:15,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:15,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,095 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:17:15,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,099 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:15,130 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:15,130 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:15,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-15 20:17:15,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,167 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,168 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-15 20:17:15,173 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 20:17:15,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,182 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:15,187 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:15,187 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:15,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,254 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-15 20:17:15,265 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 20:17:15,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:15,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,276 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:15,279 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:15,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:15,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,332 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:17:15,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,339 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:15,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,359 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:15,374 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:15,375 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:15,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-15 20:17:15,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,418 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,419 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-15 20:17:15,422 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 20:17:15,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,430 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:15,435 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:15,435 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:15,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,491 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:15,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:15,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:15,511 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:15,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:15,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-15 20:17:15,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,551 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:17:15,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,552 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-15 20:17:15,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:15,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:15,561 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:15,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,562 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:15,566 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:15,566 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:15,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,617 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,618 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-15 20:17:15,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:15,639 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:15,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,640 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:15,643 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:15,643 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:15,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,707 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-15 20:17:15,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:15,725 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:15,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:15,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,726 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:15,728 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:15,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:15,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,771 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:17:15,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,772 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-15 20:17:15,777 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 20:17:15,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:15,785 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:15,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,785 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:15,789 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:15,789 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:15,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,869 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,870 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-15 20:17:15,883 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:15,883 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:15,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,884 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:15,888 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:15,888 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:15,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:15,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:15,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:15,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:15,960 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:15,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:15,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:15,971 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:15,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:15,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:15,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:15,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:15,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:15,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:15,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-15 20:17:15,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-15 20:17:16,023 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:17:16,023 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,024 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-15 20:17:16,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:16,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,036 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:16,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:16,044 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:16,044 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:16,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-15 20:17:16,079 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,079 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-15 20:17:16,081 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 20:17:16,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,088 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:16,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,089 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:16,105 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:16,105 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:16,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-15 20:17:16,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,164 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-15 20:17:16,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:16,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,175 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:16,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:16,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,175 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:16,180 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:16,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:16,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,242 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:17:16,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,249 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:16,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,264 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:16,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,264 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:16,268 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:16,268 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:16,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-15 20:17:16,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,319 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-15 20:17:16,324 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 20:17:16,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:16,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,334 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:16,336 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:16,337 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:16,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,383 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-15 20:17:16,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:16,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,394 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:16,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:16,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,394 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:16,396 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:16,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:16,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,448 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:17:16,448 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,450 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:16,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,468 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:16,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,468 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:16,473 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:16,473 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:16,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-15 20:17:16,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,534 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,535 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:16,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:16,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,547 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:16,551 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:16,551 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:16,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-15 20:17:16,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,611 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:16,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:16,623 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:16,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:16,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:16,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:16,624 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:16,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:16,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:16,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-15 20:17:16,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:16,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,724 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:16,724 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:16,724 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:16,724 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:16,725 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:17:16,725 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,725 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:16,725 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:16,725 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-15 20:17:16,725 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:16,725 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:16,727 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 20:17:16,732 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 20:17:16,734 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 20:17:16,736 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 20:17:16,738 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 20:17:16,824 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:16,825 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:17:16,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,826 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,838 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:16,838 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:16,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-15 20:17:16,870 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:16,870 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 20:17:16,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:16,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,908 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:16,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:16,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-15 20:17:16,919 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:16,919 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 20:17:16,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-15 20:17:16,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,943 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-15 20:17:16,945 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:16,945 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:16,958 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:16,958 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 20:17:16,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-15 20:17:16,978 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:16,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:16,979 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:16,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-15 20:17:16,981 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:16,981 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:16,989 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:16,989 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 20:17:17,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,010 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-15 20:17:17,013 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:17,014 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:17,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-15 20:17:17,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,043 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:17:17,046 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:17,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-15 20:17:17,106 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:17:17,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,112 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:17,112 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:17,113 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:17,113 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:17,113 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:17:17,113 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:17,113 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:17,113 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-15 20:17:17,113 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:17,113 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:17,115 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 20:17:17,118 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 20:17:17,121 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 20:17:17,124 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 20:17:17,130 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 20:17:17,230 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:17,231 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:17:17,231 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,232 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:17,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:17,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:17,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:17,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-15 20:17:17,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,285 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:17,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:17,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:17,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:17,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-15 20:17:17,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,359 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:17,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:17,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:17:17,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:17,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-15 20:17:17,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,423 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:17,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:17,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:17,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-15 20:17:17,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,502 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,503 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:17,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:17,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:17,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:17:17,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:17,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-15 20:17:17,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-10-15 20:17:17,579 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:17:17,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,580 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-15 20:17:17,581 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 20:17:17,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:17,592 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:17,592 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:17,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-15 20:17:17,616 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,617 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-15 20:17:17,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,626 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:17,628 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:17,628 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:17,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-10-15 20:17:17,676 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,676 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-15 20:17:17,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:17,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:17,689 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:17,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:17,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-15 20:17:17,710 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,711 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-15 20:17:17,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,731 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:17,736 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:17,736 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:17,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,806 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,809 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 20:17:17,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:17,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,819 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:17,820 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:17,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:17,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-15 20:17:17,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-15 20:17:17,855 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:17:17,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,856 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-15 20:17:17,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,866 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:17,868 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:17,868 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:17,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:17,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,918 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:17,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-15 20:17:17,938 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:17,938 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:17,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:17,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-10-15 20:17:17,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:17,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:17,981 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:17,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-15 20:17:17,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:17,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:17,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:17,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:17,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:17,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:17,998 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:17,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,060 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,078 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:18,078 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:18,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-15 20:17:18,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,143 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-15 20:17:18,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:18,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-15 20:17:18,187 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:17:18,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,188 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-15 20:17:18,189 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 20:17:18,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,197 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:18,199 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:18,200 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:18,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-15 20:17:18,236 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,237 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-15 20:17:18,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:18,248 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:18,248 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:18,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-15 20:17:18,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,281 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-15 20:17:18,283 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 20:17:18,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,292 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:18,293 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:18,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,346 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:18,364 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:18,364 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:18,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-15 20:17:18,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-15 20:17:18,414 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,415 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-15 20:17:18,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:18,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,424 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:18,425 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:18,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,446 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:17:18,446 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,447 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-15 20:17:18,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:18,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,455 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:18,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,456 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:18,458 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:18,458 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:18,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-15 20:17:18,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,499 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-15 20:17:18,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:18,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,515 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:18,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:18,522 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:18,522 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:18,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-15 20:17:18,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,561 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-15 20:17:18,563 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 20:17:18,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,571 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:18,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,571 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:18,572 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:18,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,593 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,594 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-15 20:17:18,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,602 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:18,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:18,610 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:18,610 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:18,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-15 20:17:18,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,647 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-15 20:17:18,649 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 20:17:18,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,656 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:18,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,657 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:18,657 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:18,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-15 20:17:18,693 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:17:18,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,695 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,719 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:18,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,720 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,723 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:18,723 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:18,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-15 20:17:18,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,771 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,782 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:18,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,783 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,785 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:18,786 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:18,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-15 20:17:18,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,829 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,830 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-15 20:17:18,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:18,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,838 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:18,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,839 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:18,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-10-15 20:17:18,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,862 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-15 20:17:18,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,872 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:18,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,872 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,877 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:18,877 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:18,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:18,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:18,942 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:18,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:18,943 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:18,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:18,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:18,957 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:18,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:18,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:18,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:18,958 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:18,959 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:18,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:18,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-15 20:17:18,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,014 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:17:19,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,018 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:19,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,029 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,030 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:19,033 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:19,033 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:19,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-15 20:17:19,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,086 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:19,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,098 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,098 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:19,102 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:19,102 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:19,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-15 20:17:19,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,149 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,151 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 20:17:19,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,160 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:19,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,161 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:19,162 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:19,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:19,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-15 20:17:19,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,222 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:19,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,234 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,234 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:19,242 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:19,242 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:19,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-15 20:17:19,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,318 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-15 20:17:19,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:19,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,329 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:19,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,329 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:19,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:19,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:19,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,381 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:17:19,381 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,382 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,388 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 20:17:19,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,397 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:19,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,397 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:19,400 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:19,400 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:19,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-15 20:17:19,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,446 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:19,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,458 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:19,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,458 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:19,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-15 20:17:19,460 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:19,460 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:19,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-10-15 20:17:19,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,489 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-15 20:17:19,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:19,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,497 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:19,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:19,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:19,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:19,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:19,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-15 20:17:19,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,522 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:19,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:19,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,536 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:19,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-15 20:17:19,541 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:19,542 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:19,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-10-15 20:17:19,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,593 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-15 20:17:19,594 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 20:17:19,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,601 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:19,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:19,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:19,602 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:19,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:19,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-15 20:17:19,623 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:17:19,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,624 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-15 20:17:19,626 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 20:17:19,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,633 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,634 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:19,636 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:19,637 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:19,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,672 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-15 20:17:19,673 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 20:17:19,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,681 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,681 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:19,683 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:19,684 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:19,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-15 20:17:19,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,733 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-15 20:17:19,734 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 20:17:19,743 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,743 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:19,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,744 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:19,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:19,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:19,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,769 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-15 20:17:19,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:19,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,778 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,778 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:19,786 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:19,786 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:19,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:19,846 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:19,847 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:19,849 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 20:17:19,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:19,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:19,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:19,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:19,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:19,859 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:19,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:19,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:19,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-15 20:17:19,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:19,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-10-15 20:17:19,912 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-15 20:17:19,912 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 5#L15true assume main_~x~0 % 4294967296 > 0; 6#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 6#L16-2true [2021-10-15 20:17:19,912 INFO L793 eck$LassoCheckResult]: Loop: 6#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 6#L16-2true [2021-10-15 20:17:19,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:17:19,912 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2021-10-15 20:17:19,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:17:19,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812772459] [2021-10-15 20:17:19,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:17:19,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:17:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:19,922 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:17:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:19,934 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:17:19,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:17:19,935 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2021-10-15 20:17:19,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:17:19,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936301940] [2021-10-15 20:17:19,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:17:19,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:17:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:19,945 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:17:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:19,949 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:17:19,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:17:19,950 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2021-10-15 20:17:19,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:17:19,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639700418] [2021-10-15 20:17:19,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:17:19,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:17:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:19,958 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:17:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:17:19,965 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:17:19,979 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:19,979 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:19,979 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:19,979 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:19,979 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:17:19,979 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:19,980 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:19,980 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:19,980 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-15 20:17:19,980 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:19,980 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:19,981 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 20:17:19,983 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 20:17:19,988 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 20:17:20,071 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:20,071 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:17:20,071 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,072 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,074 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:20,074 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:20,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-15 20:17:20,089 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:20,089 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:17:20,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-10-15 20:17:20,109 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,109 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-15 20:17:20,110 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:20,111 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:20,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-10-15 20:17:20,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,139 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-15 20:17:20,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:17:20,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:20,200 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:17:20,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-10-15 20:17:20,202 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:20,203 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:20,203 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:20,203 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:20,203 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:17:20,203 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,203 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:20,203 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:20,203 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-15 20:17:20,203 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:20,203 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:20,204 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 20:17:20,207 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 20:17:20,212 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 20:17:20,282 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:20,282 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:17:20,282 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,286 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-15 20:17:20,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:20,296 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:20,296 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:20,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-10-15 20:17:20,326 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,332 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-15 20:17:20,334 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 20:17:20,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:20,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:20,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:17:20,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:20,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-10-15 20:17:20,366 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,367 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-15 20:17:20,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:20,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:20,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:20,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-10-15 20:17:20,399 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:17:20,399 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,400 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-15 20:17:20,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,424 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:20,425 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:20,425 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:20,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,449 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-15 20:17:20,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:20,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:20,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:20,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:20,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-10-15 20:17:20,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,483 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-15 20:17:20,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:20,492 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:20,492 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:20,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-10-15 20:17:20,522 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:17:20,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,523 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-15 20:17:20,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:20,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,532 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:20,534 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:20,534 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:20,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-10-15 20:17:20,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,562 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-15 20:17:20,563 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 20:17:20,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:20,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:20,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:20,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:20,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,595 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,595 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-15 20:17:20,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:20,606 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:20,606 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:20,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,641 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:17:20,641 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,642 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-15 20:17:20,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,651 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:20,653 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:20,653 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:20,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-10-15 20:17:20,677 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,678 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-15 20:17:20,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:20,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:20,689 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:20,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:20,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-10-15 20:17:20,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,712 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-15 20:17:20,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:20,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:20,723 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:20,723 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:20,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,747 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:17:20,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,748 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-15 20:17:20,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:20,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:20,757 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:20,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,757 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:20,760 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:20,760 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:20,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,799 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-15 20:17:20,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:20,808 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:20,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:20,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,808 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:20,809 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:20,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:20,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,835 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-15 20:17:20,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:20,843 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:20,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,843 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:20,845 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:20,845 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:20,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:20,868 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:17:20,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,869 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-15 20:17:20,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:20,877 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:20,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:20,880 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:20,880 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:20,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-10-15 20:17:20,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,906 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-15 20:17:20,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:20,915 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:20,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:20,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,915 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:20,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:20,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:20,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:20,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-10-15 20:17:20,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:20,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:20,950 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:20,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-15 20:17:20,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:20,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:20,958 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:20,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:20,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:20,958 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:20,960 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:20,961 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:20,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-10-15 20:17:21,010 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:17:21,010 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,011 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-15 20:17:21,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:21,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,019 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:21,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,020 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:21,023 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:21,023 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:21,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-10-15 20:17:21,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,078 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-15 20:17:21,079 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 20:17:21,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:21,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:21,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,087 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:21,091 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:21,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:21,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,145 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-15 20:17:21,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:21,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:21,160 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:21,160 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:21,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,218 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:17:21,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,219 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,230 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:21,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,230 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:21,233 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:21,233 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:21,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-15 20:17:21,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-10-15 20:17:21,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,279 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-15 20:17:21,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,287 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:21,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:21,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:21,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:21,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:21,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,314 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-15 20:17:21,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,322 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:21,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,323 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:21,324 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:21,324 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:21,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-10-15 20:17:21,348 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:17:21,348 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,349 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-15 20:17:21,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,368 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:21,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,368 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:21,371 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:21,371 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:21,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,397 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,398 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-15 20:17:21,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,406 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:21,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:21,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,407 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:21,409 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:21,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:21,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,436 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,437 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-10-15 20:17:21,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:21,445 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:21,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,446 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:21,448 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:21,449 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:21,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-10-15 20:17:21,506 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:21,506 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:21,506 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:21,506 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:21,506 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:17:21,506 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,506 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:21,507 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:21,507 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-15 20:17:21,507 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:21,507 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:21,508 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 20:17:21,511 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 20:17:21,518 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 20:17:21,520 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 20:17:21,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:17:21,631 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:21,631 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:17:21,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,633 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-10-15 20:17:21,634 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:21,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:21,653 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:17:21,653 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 20:17:21,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,673 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,674 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-10-15 20:17:21,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:17:21,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:21,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-10-15 20:17:21,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,704 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-10-15 20:17:21,705 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:17:21,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:17:21,742 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:17:21,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,744 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:17:21,745 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:17:21,745 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:17:21,745 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:17:21,745 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:17:21,745 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,745 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:17:21,745 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:17:21,745 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-15 20:17:21,745 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:17:21,745 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:17:21,746 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 20:17:21,748 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 20:17:21,750 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 20:17:21,761 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 20:17:21,764 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 20:17:21,842 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:17:21,843 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:17:21,843 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,854 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-10-15 20:17:21,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:21,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:21,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:21,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:17:21,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:21,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,884 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,885 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-10-15 20:17:21,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:21,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:21,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:21,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:21,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:17:21,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:21,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-10-15 20:17:21,937 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,937 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-10-15 20:17:21,938 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 20:17:21,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:21,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:21,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:21,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:21,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:21,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:21,969 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:21,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:21,970 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:21,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-10-15 20:17:21,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:21,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:21,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:21,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:21,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:21,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:21,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:21,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,004 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-10-15 20:17:22,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:22,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:17:22,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:22,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:17:22,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,052 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 20:17:22,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,053 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-10-15 20:17:22,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:22,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,064 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,064 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:22,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-10-15 20:17:22,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,086 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-10-15 20:17:22,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,095 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,095 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:22,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,117 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-10-15 20:17:22,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:22,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,126 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,127 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:22,127 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:22,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,150 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,152 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-10-15 20:17:22,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,161 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,162 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:22,162 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:22,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,205 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,205 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-10-15 20:17:22,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,214 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,217 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:22,217 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:22,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,243 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 20:17:22,243 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,244 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-10-15 20:17:22,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,253 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,254 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:22,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,276 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:22,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-10-15 20:17:22,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,311 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,312 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-10-15 20:17:22,314 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 20:17:22,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,323 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:22,323 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:22,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,350 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-10-15 20:17:22,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,361 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:22,361 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:22,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-10-15 20:17:22,384 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,385 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-10-15 20:17:22,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:22,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,394 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:22,401 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:22,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-10-15 20:17:22,432 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 20:17:22,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,432 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-10-15 20:17:22,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,441 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:22,441 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:22,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,463 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-10-15 20:17:22,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:22,473 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:22,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-10-15 20:17:22,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,504 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-10-15 20:17:22,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:22,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,512 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:22,514 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:22,514 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:22,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,541 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-10-15 20:17:22,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:22,552 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:22,552 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:22,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,577 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-10-15 20:17:22,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:17:22,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,586 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:22,590 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:22,590 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:22,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-10-15 20:17:22,620 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 20:17:22,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,621 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-10-15 20:17:22,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,629 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:22,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,630 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,630 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:22,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,652 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-10-15 20:17:22,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,660 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:22,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,661 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 20:17:22,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-10-15 20:17:22,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,686 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-10-15 20:17:22,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:22,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,694 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,695 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:22,696 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:22,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-10-15 20:17:22,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,720 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-10-15 20:17:22,721 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 20:17:22,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,728 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:22,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,730 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:22,730 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:22,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-10-15 20:17:22,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,754 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-10-15 20:17:22,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:22,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,769 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:22,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,770 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 20:17:22,773 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 20:17:22,773 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 20:17:22,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-10-15 20:17:22,823 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-15 20:17:22,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,824 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,848 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:22,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,848 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,849 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:22,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-10-15 20:17:22,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:22,893 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,894 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,895 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 20:17:22,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,905 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:22,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:22,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:22,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:22,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-10-15 20:17:22,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:22,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-10-15 20:17:22,956 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:22,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:22,956 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:22,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-10-15 20:17:22,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:22,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:22,965 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:22,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:22,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:22,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:22,967 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:22,967 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:22,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-10-15 20:17:23,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,009 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-10-15 20:17:23,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,018 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:23,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,020 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:23,020 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:23,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,062 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-10-15 20:17:23,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:23,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,070 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-15 20:17:23,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,071 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,076 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:23,076 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:23,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,116 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-15 20:17:23,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,117 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:23,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-10-15 20:17:23,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,126 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:23,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,127 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:23,128 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:23,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:23,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,151 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-10-15 20:17:23,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,160 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:23,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:23,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 20:17:23,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:23,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,185 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-10-15 20:17:23,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,194 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,194 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:23,197 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:23,197 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:23,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,256 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,261 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,276 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,276 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:23,280 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:23,280 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:23,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-10-15 20:17:23,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,332 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:17:23,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,343 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,344 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 20:17:23,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 20:17:23,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 20:17:23,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-10-15 20:17:23,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,429 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-15 20:17:23,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,430 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,441 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:23,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:23,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,443 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:23,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:23,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-10-15 20:17:23,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,491 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,494 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 20:17:23,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:23,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:23,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,505 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:17:23,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:23,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-10-15 20:17:23,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,555 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,565 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:23,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,568 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:23,568 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:23,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-10-15 20:17:23,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,614 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,626 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:23,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,626 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,629 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:23,629 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:23,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-10-15 20:17:23,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,673 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,674 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,685 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 20:17:23,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 20:17:23,691 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 20:17:23,691 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 20:17:23,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-10-15 20:17:23,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,754 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-15 20:17:23,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,755 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,770 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:23,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,771 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:23,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:23,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:23,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-10-15 20:17:23,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,834 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:17:23,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,846 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:23,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:17:23,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:17:23,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-10-15 20:17:23,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,907 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,918 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,919 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:23,922 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:23,922 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:23,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-10-15 20:17:23,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2021-10-15 20:17:23,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,950 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 20:17:23,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-10-15 20:17:23,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,959 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,959 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:23,962 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:23,962 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:23,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:23,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2021-10-15 20:17:23,988 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:17:23,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:23,988 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:23,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-10-15 20:17:23,989 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 20:17:23,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 20:17:23,997 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-15 20:17:23,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:17:23,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:17:23,997 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-15 20:17:24,003 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-15 20:17:24,003 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 20:17:24,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:17:24,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2021-10-15 20:17:24,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.10 08:17:24 BoogieIcfgContainer [2021-10-15 20:17:24,047 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-15 20:17:24,047 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-15 20:17:24,047 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-15 20:17:24,048 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-15 20:17:24,048 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:13" (3/4) ... [2021-10-15 20:17:24,051 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-15 20:17:24,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-15 20:17:24,053 INFO L168 Benchmark]: Toolchain (without parser) took 10957.80 ms. Allocated memory was 92.3 MB in the beginning and 136.3 MB in the end (delta: 44.0 MB). Free memory was 59.2 MB in the beginning and 51.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:24,054 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 61.9 MB in the beginning and 61.9 MB in the end (delta: 32.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:17:24,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.85 ms. Allocated memory is still 92.3 MB. Free memory was 58.9 MB in the beginning and 71.1 MB in the end (delta: -12.1 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:24,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.93 ms. Allocated memory is still 92.3 MB. Free memory was 71.1 MB in the beginning and 69.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:24,055 INFO L168 Benchmark]: Boogie Preprocessor took 18.48 ms. Allocated memory is still 92.3 MB. Free memory was 69.9 MB in the beginning and 69.1 MB in the end (delta: 808.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:17:24,055 INFO L168 Benchmark]: RCFGBuilder took 225.40 ms. Allocated memory is still 92.3 MB. Free memory was 69.1 MB in the beginning and 61.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:24,056 INFO L168 Benchmark]: BuchiAutomizer took 10402.12 ms. Allocated memory was 92.3 MB in the beginning and 136.3 MB in the end (delta: 44.0 MB). Free memory was 61.1 MB in the beginning and 51.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:24,056 INFO L168 Benchmark]: Witness Printer took 4.43 ms. Allocated memory is still 136.3 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:17:24,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 61.9 MB in the beginning and 61.9 MB in the end (delta: 32.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 267.85 ms. Allocated memory is still 92.3 MB. Free memory was 58.9 MB in the beginning and 71.1 MB in the end (delta: -12.1 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.93 ms. Allocated memory is still 92.3 MB. Free memory was 71.1 MB in the beginning and 69.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.48 ms. Allocated memory is still 92.3 MB. Free memory was 69.9 MB in the beginning and 69.1 MB in the end (delta: 808.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 225.40 ms. Allocated memory is still 92.3 MB. Free memory was 69.1 MB in the beginning and 61.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10402.12 ms. Allocated memory was 92.3 MB in the beginning and 136.3 MB in the end (delta: 44.0 MB). Free memory was 61.1 MB in the beginning and 51.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.43 ms. Allocated memory is still 136.3 MB. Free memory is still 51.9 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 10.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 10.3s. 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: inital16 mio100 ax180 hnf100 lsp55 ukn100 mio100 lsp100 div444 bol100 ite100 ukn100 eq149 hnf49 smp83 dnf100 smp100 tf103 neg97 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 29ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume main_~x~0 % 4294967296 > 0;" "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" Loop: "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-10-15 20:17:24,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574a4ae1-92f7-462b-9e0c-2f282efeeeac/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...