./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f29864c02f98221b6fcd1d486dfbdcb30bbbd96cdca4ed616b67652e37cda5f3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:14:57,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:14:57,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:14:57,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:14:57,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:14:57,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:14:57,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:14:57,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:14:57,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:14:57,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:14:57,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:14:57,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:14:57,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:14:57,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:14:57,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:14:57,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:14:57,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:14:57,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:14:57,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:14:57,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:14:57,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:14:57,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:14:57,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:14:57,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:14:57,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:14:57,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:14:57,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:14:57,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:14:57,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:14:57,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:14:57,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:14:57,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:14:57,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:14:57,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:14:57,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:14:57,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:14:57,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:14:57,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:14:57,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:14:57,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:14:57,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:14:57,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-07 08:14:57,937 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:14:57,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:14:57,938 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:14:57,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:14:57,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:14:57,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:14:57,940 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:14:57,940 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-07 08:14:57,940 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-07 08:14:57,941 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-07 08:14:57,941 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-07 08:14:57,941 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-07 08:14:57,941 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-07 08:14:57,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:14:57,942 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:14:57,942 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:14:57,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:14:57,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:14:57,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:14:57,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-07 08:14:57,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-07 08:14:57,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-07 08:14:57,943 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:14:57,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:14:57,944 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-07 08:14:57,944 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:14:57,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-07 08:14:57,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:14:57,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:14:57,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:14:57,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:14:57,945 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:14:57,946 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-07 08:14:57,947 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_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29864c02f98221b6fcd1d486dfbdcb30bbbd96cdca4ed616b67652e37cda5f3 [2021-11-07 08:14:58,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:14:58,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:14:58,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:14:58,225 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:14:58,226 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:14:58,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c [2021-11-07 08:14:58,296 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/data/d1e5e11ac/f0778c0c6f8541b4be31aeec5ae16787/FLAG8528e9bb7 [2021-11-07 08:14:58,719 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:14:58,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/sv-benchmarks/c/termination-nla/sqrt2-both-nt.c [2021-11-07 08:14:58,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/data/d1e5e11ac/f0778c0c6f8541b4be31aeec5ae16787/FLAG8528e9bb7 [2021-11-07 08:14:59,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/data/d1e5e11ac/f0778c0c6f8541b4be31aeec5ae16787 [2021-11-07 08:14:59,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:14:59,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:14:59,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:14:59,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:14:59,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:14:59,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@193b1781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59, skipping insertion in model container [2021-11-07 08:14:59,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:14:59,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:14:59,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:14:59,347 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:14:59,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:14:59,372 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:14:59,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59 WrapperNode [2021-11-07 08:14:59,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:14:59,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:14:59,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:14:59,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:14:59,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:14:59,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:14:59,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:14:59,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:14:59,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:14:59,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:14:59,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:14:59,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:14:59,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (1/1) ... [2021-11-07 08:14:59,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:59,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:59,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:59,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-07 08:14:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:14:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:14:59,685 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:14:59,685 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-07 08:14:59,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:14:59 BoogieIcfgContainer [2021-11-07 08:14:59,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:14:59,689 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-07 08:14:59,689 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-07 08:14:59,693 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-07 08:14:59,694 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:14:59,695 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 08:14:59" (1/3) ... [2021-11-07 08:14:59,696 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6826abc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:14:59, skipping insertion in model container [2021-11-07 08:14:59,696 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:14:59,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:59" (2/3) ... [2021-11-07 08:14:59,697 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6826abc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:14:59, skipping insertion in model container [2021-11-07 08:14:59,697 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:14:59,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:14:59" (3/3) ... [2021-11-07 08:14:59,699 INFO L389 chiAutomizerObserver]: Analyzing ICFG sqrt2-both-nt.c [2021-11-07 08:14:59,744 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-07 08:14:59,744 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-07 08:14:59,745 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-07 08:14:59,745 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-07 08:14:59,745 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-07 08:14:59,745 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-07 08:14:59,745 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-07 08:14:59,746 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-07 08:14:59,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:59,773 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-07 08:14:59,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:14:59,773 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:14:59,779 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-07 08:14:59,779 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-07 08:14:59,779 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-07 08:14:59,779 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:59,780 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-07 08:14:59,780 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:14:59,780 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:14:59,781 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-07 08:14:59,781 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-07 08:14:59,787 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~s~0, main_~t~0, main_~i~0, main_~j~0;havoc main_~s~0;havoc main_~t~0;havoc main_~i~0;havoc main_~j~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~s~0 := 1;main_~t~0 := 1; 6#L28-2true [2021-11-07 08:14:59,787 INFO L793 eck$LassoCheckResult]: Loop: 6#L28-2true assume !!(1 + (main_~t~0 * main_~t~0 - 4 * main_~s~0 + 2 * main_~t~0) + main_~i~0 >= 0);main_~t~0 := 2 + main_~t~0;main_~s~0 := main_~s~0 + main_~t~0;main_~i~0 := main_~i~0 + main_~j~0;main_~j~0 := 1 + main_~j~0; 6#L28-2true [2021-11-07 08:14:59,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:59,793 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-11-07 08:14:59,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:59,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592702663] [2021-11-07 08:14:59,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:59,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:14:59,874 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:14:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:14:59,892 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:14:59,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:59,895 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-11-07 08:14:59,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:59,896 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004338023] [2021-11-07 08:14:59,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:59,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:59,902 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:14:59,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [378150070] [2021-11-07 08:14:59,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:59,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:14:59,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:59,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:14:59,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 08:14:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:14:59,941 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:14:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:14:59,950 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:14:59,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:59,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-11-07 08:14:59,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:59,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389136009] [2021-11-07 08:14:59,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:59,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:59,958 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:14:59,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1845399902] [2021-11-07 08:14:59,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:59,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:14:59,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:59,961 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:14:59,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 08:15:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:15:00,002 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:15:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:15:00,030 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:15:00,197 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:00,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:00,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:00,198 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:00,198 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:15:00,199 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,199 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:00,199 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:00,199 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-07 08:15:00,199 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:00,200 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:00,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:00,301 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:00,302 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:15:00,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,340 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-07 08:15:00,348 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:00,348 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:00,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:00,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,408 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-07 08:15:00,422 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:15:00,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:00,454 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:15:00,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:00,481 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:00,481 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:00,481 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:00,481 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:00,482 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:15:00,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,482 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:00,482 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:00,482 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-07 08:15:00,489 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:00,489 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:00,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:00,561 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:00,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:15:00,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,588 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:00,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-07 08:15:00,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:00,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:00,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:00,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:00,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:00,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:00,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:00,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:00,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:00,667 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:15:00,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,669 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:00,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:00,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:00,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:00,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:00,682 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:00,687 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:00,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:00,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-07 08:15:00,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:00,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:00,743 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:15:00,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,745 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:00,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:00,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:00,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:00,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:00,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:00,772 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:00,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:00,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-07 08:15:00,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:00,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:00,828 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:15:00,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,829 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:00,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:00,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:00,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:00,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:00,843 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:00,850 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:00,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:00,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-07 08:15:00,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:00,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:00,911 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:15:00,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:00,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:00,915 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:00,921 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 [2021-11-07 08:15:00,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-07 08:15:00,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:00,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:00,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:00,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:00,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:00,930 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:00,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:00,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:00,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:01,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,003 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:15:01,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,004 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:01,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:01,026 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:01,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:01,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:01,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:01,027 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:01,037 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:01,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:01,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-07 08:15:01,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:01,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,110 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:15:01,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,111 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:01,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:01,151 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:01,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:01,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:01,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:01,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:01,165 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:01,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:01,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-07 08:15:01,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:01,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,285 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:15:01,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,287 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-07 08:15:01,293 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 [2021-11-07 08:15:01,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:01,303 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:01,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:01,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:01,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:01,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:01,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:01,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:01,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:01,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,371 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:15:01,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,373 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:01,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:01,387 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:01,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:01,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:01,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:01,387 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:01,400 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:01,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:01,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-07 08:15:01,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:01,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,497 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:01,497 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:01,497 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:01,497 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:01,498 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:15:01,498 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,498 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:01,498 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:01,498 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-07 08:15:01,498 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:01,498 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:01,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,600 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:01,600 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:15:01,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,603 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,609 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:01,609 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:01,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-07 08:15:01,638 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:15:01,638 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: [] [2021-11-07 08:15:01,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,672 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-07 08:15:01,674 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:01,674 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:01,694 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:15:01,695 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-07 08:15:01,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,718 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-07 08:15:01,720 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:01,720 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:01,731 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:15:01,731 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: [] [2021-11-07 08:15:01,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,754 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-07 08:15:01,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:01,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:01,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-11-07 08:15:01,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:01,844 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:01,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-07 08:15:01,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:15:01,847 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:01,874 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:15:01,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:01,911 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:01,912 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:01,912 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:01,912 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:01,912 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:15:01,912 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:01,912 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:01,912 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:01,912 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-07 08:15:01,912 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:01,912 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:01,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:01,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:02,010 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:02,010 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:15:02,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,015 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:02,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:02,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-07 08:15:02,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,083 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-07 08:15:02,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:02,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:02,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,142 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-07 08:15:02,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:02,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:02,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,204 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-07 08:15:02,206 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 [2021-11-07 08:15:02,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:02,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:02,225 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:15:02,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,287 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:15:02,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,288 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,305 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:02,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:02,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-07 08:15:02,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,356 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,368 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:02,369 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:02,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-07 08:15:02,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,420 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,422 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 [2021-11-07 08:15:02,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:02,433 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:02,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-07 08:15:02,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,483 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,484 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 [2021-11-07 08:15:02,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:02,502 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:15:02,502 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:15:02,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-07 08:15:02,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,562 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:15:02,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,563 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-07 08:15:02,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:02,577 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:02,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,624 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-07 08:15:02,626 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 [2021-11-07 08:15:02,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:02,635 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:02,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-07 08:15:02,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,692 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-07 08:15:02,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:02,702 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:02,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,758 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-07 08:15:02,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:02,776 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:15:02,776 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:15:02,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,814 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:15:02,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,815 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-07 08:15:02,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,823 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:02,824 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:02,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:02,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,896 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,909 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:02,910 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:02,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-07 08:15:02,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-07 08:15:02,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,955 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-07 08:15:02,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:02,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,965 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:02,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:02,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:02,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:02,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-07 08:15:02,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:02,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:02,987 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:02,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-07 08:15:02,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:02,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:02,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:02,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:02,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:03,015 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:15:03,015 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:15:03,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,072 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:15:03,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,074 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,109 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,109 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:03,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,109 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:03,110 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:03,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-07 08:15:03,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,151 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-07 08:15:03,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,159 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:03,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,160 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:03,161 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:03,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,193 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-07 08:15:03,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,201 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:03,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,202 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:03,202 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:03,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-07 08:15:03,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,235 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-07 08:15:03,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,247 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:03,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,247 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:03,260 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:15:03,260 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:15:03,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,325 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:15:03,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,326 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,345 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:03,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:03,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:03,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-07 08:15:03,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-07 08:15:03,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,378 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-07 08:15:03,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,386 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:03,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,387 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:03,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:03,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,443 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,448 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 [2021-11-07 08:15:03,458 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,458 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:03,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,459 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:03,460 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:03,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-07 08:15:03,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,515 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,529 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:03,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:03,540 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:15:03,540 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:15:03,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-07 08:15:03,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-07 08:15:03,632 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:15:03,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,633 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-07 08:15:03,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,643 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:03,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:03,645 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:03,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,711 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,723 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:03,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,723 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:03,725 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:03,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-07 08:15:03,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-07 08:15:03,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,764 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-07 08:15:03,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,776 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:03,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:03,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,777 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:03,778 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:03,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:03,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:03,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:03,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:03,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:03,810 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:03,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-07 08:15:03,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:03,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:03,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:03,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:03,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:03,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:03,838 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:15:03,838 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:15:04,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-07 08:15:04,023 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:15:04,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,024 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-07 08:15:04,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,032 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:04,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,033 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:04,033 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:04,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-07 08:15:04,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,054 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-07 08:15:04,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,063 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:04,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:04,063 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:04,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-07 08:15:04,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,085 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-07 08:15:04,087 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 [2021-11-07 08:15:04,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:04,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,094 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:04,095 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:04,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-07 08:15:04,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,115 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-07 08:15:04,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,126 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:04,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:04,139 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:15:04,139 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:15:04,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-07 08:15:04,194 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:15:04,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,195 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-07 08:15:04,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,206 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:04,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,207 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:04,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:04,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:04,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,255 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-07 08:15:04,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:04,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,264 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:04,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:04,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:04,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,306 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-07 08:15:04,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,317 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:04,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,317 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:04,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:04,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-07 08:15:04,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,341 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-07 08:15:04,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:04,350 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:04,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,351 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:04,379 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-07 08:15:04,379 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-07 08:15:04,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-07 08:15:04,461 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-07 08:15:04,461 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~s~0, main_~t~0, main_~i~0, main_~j~0;havoc main_~s~0;havoc main_~t~0;havoc main_~i~0;havoc main_~j~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~s~0 := 1;main_~t~0 := 1; 6#L28-2true assume !!(1 + (main_~t~0 * main_~t~0 - 4 * main_~s~0 + 2 * main_~t~0) + main_~i~0 >= 0);main_~t~0 := 2 + main_~t~0;main_~s~0 := main_~s~0 + main_~t~0;main_~i~0 := main_~i~0 + main_~j~0;main_~j~0 := 1 + main_~j~0; 6#L28-2true [2021-11-07 08:15:04,462 INFO L793 eck$LassoCheckResult]: Loop: 6#L28-2true assume !!(1 + (main_~t~0 * main_~t~0 - 4 * main_~s~0 + 2 * main_~t~0) + main_~i~0 >= 0);main_~t~0 := 2 + main_~t~0;main_~s~0 := main_~s~0 + main_~t~0;main_~i~0 := main_~i~0 + main_~j~0;main_~j~0 := 1 + main_~j~0; 6#L28-2true [2021-11-07 08:15:04,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:15:04,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2021-11-07 08:15:04,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:15:04,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175980333] [2021-11-07 08:15:04,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:15:04,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:15:04,467 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:15:04,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [148117114] [2021-11-07 08:15:04,467 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 08:15:04,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:15:04,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,469 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2021-11-07 08:15:04,516 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 08:15:04,516 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-07 08:15:04,516 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:15:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:15:04,522 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:15:04,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:15:04,523 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2021-11-07 08:15:04,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:15:04,524 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57841886] [2021-11-07 08:15:04,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:15:04,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:15:04,526 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:15:04,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1209163863] [2021-11-07 08:15:04,527 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 08:15:04,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:15:04,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,528 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2021-11-07 08:15:04,551 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 08:15:04,551 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-07 08:15:04,551 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:15:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:15:04,556 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:15:04,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:15:04,557 INFO L85 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2021-11-07 08:15:04,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:15:04,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160059079] [2021-11-07 08:15:04,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:15:04,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:15:04,561 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:15:04,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1716484746] [2021-11-07 08:15:04,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 08:15:04,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:15:04,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,565 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2021-11-07 08:15:04,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 08:15:04,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-07 08:15:04,599 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:15:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:15:04,608 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:15:04,661 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:04,661 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:04,662 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:04,662 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:04,662 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:15:04,662 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,662 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:04,662 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:04,662 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-07 08:15:04,662 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:04,662 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:04,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:04,724 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:04,724 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:15:04,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,727 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,729 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:04,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:04,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-07 08:15:04,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:04,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,791 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,793 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:15:04,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:04,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-07 08:15:04,822 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:15:04,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:04,855 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:04,856 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:04,856 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:04,856 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:04,856 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:15:04,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,856 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:04,856 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:04,856 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-07 08:15:04,856 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:04,856 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:04,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:04,913 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:04,913 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:15:04,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,914 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:04,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:04,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:04,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:04,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-07 08:15:04,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:04,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:04,979 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:15:04,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:04,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:04,980 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:04,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:04,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:04,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:04,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:04,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:04,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:04,999 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:04,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-07 08:15:05,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,042 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:15:05,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,042 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-07 08:15:05,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:05,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:05,054 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:05,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-07 08:15:05,077 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:15:05,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,082 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-07 08:15:05,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:05,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,092 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:05,094 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:05,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,153 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:15:05,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,154 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,165 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:05,165 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:05,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,165 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:05,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:05,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-07 08:15:05,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,227 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:15:05,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,229 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-07 08:15:05,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:05,237 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:05,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:05,241 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:05,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-07 08:15:05,282 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:15:05,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,283 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-07 08:15:05,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:05,295 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:05,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:05,301 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:05,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-07 08:15:05,377 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:15:05,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,378 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-07 08:15:05,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:05,388 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:05,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:05,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:05,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,459 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:15:05,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,463 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:05,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:05,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,477 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:05,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:05,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-07 08:15:05,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,562 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:05,563 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:05,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:05,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:05,563 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:15:05,563 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,563 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:05,564 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:05,564 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-07 08:15:05,564 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:05,564 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:05,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,652 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:05,652 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:15:05,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,659 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-07 08:15:05,661 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:05,661 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:05,671 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:15:05,671 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: [] [2021-11-07 08:15:05,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-07 08:15:05,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,690 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-07 08:15:05,691 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:05,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:05,699 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:15:05,700 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: [] [2021-11-07 08:15:05,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-07 08:15:05,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,719 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-07 08:15:05,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:05,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:05,743 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:15:05,743 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-07 08:15:05,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,764 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-07 08:15:05,766 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:15:05,766 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:05,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-07 08:15:05,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,798 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-07 08:15:05,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:15:05,800 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:15:05,819 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:15:05,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-07 08:15:05,846 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:15:05,846 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:15:05,846 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:15:05,846 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:15:05,846 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:15:05,846 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,846 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:15:05,847 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:15:05,847 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-07 08:15:05,847 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:15:05,847 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:15:05,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:15:05,931 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:15:05,931 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:15:05,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,932 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-07 08:15:05,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:05,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:05,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:05,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:05,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:05,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:05,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:05,982 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:05,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-07 08:15:05,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:05,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:05,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:05,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:05,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:05,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:05,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:05,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:05,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-07 08:15:06,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,013 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-07 08:15:06,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:06,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:15:06,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-07 08:15:06,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,043 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-07 08:15:06,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:15:06,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:06,055 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:15:06,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,092 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:15:06,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,093 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-07 08:15:06,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,110 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,111 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:06,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-07 08:15:06,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,132 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,147 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:06,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-07 08:15:06,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-07 08:15:06,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,188 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-07 08:15:06,189 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 [2021-11-07 08:15:06,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,197 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:06,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-07 08:15:06,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,218 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-07 08:15:06,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,228 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,235 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:15:06,236 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:15:06,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,291 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:15:06,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,299 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:06,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:06,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-07 08:15:06,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,364 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-07 08:15:06,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:06,374 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:06,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-07 08:15:06,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,395 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-07 08:15:06,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,411 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:06,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:06,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,432 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-07 08:15:06,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:06,450 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:15:06,450 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:15:06,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,489 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:15:06,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,490 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-07 08:15:06,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,499 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:06,500 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:06,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-07 08:15:06,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,522 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-07 08:15:06,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,531 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:06,531 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:06,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,553 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-07 08:15:06,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,567 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:06,567 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:06,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-07 08:15:06,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,588 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-07 08:15:06,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:15:06,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:06,623 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:15:06,624 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:15:06,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,687 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:15:06,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,688 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:06,705 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:06,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,705 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,706 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:06,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-07 08:15:06,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,756 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-07 08:15:06,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:06,768 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:06,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,768 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,769 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:06,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,831 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:06,844 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:06,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:06,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,845 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,845 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:15:06,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:06,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-07 08:15:06,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:06,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:06,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:06,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:06,903 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:06,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:06,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:06,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:06,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:06,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:06,915 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:15:06,921 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:15:06,921 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:15:06,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-07 08:15:06,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,008 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:15:07,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,010 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,012 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 [2021-11-07 08:15:07,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,021 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:07,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,022 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:07,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-07 08:15:07,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,064 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,076 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:07,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:07,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-07 08:15:07,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,128 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,140 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:07,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,141 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:07,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-07 08:15:07,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,188 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,199 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,199 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:15:07,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,200 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,209 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:15:07,209 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:15:07,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-07 08:15:07,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,327 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:15:07,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,328 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-07 08:15:07,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,341 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:07,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,341 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:07,342 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:07,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,398 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,412 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:07,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,413 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:07,414 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:07,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-07 08:15:07,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-07 08:15:07,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,464 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-07 08:15:07,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,472 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:07,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:07,473 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:15:07,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,495 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-07 08:15:07,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,504 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:07,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,505 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:15:07,521 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:15:07,521 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:15:07,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,826 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:15:07,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,828 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,838 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:07,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,839 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:07,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-07 08:15:07,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,890 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:07,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,901 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:07,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,901 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,902 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:07,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-07 08:15:07,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:07,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:07,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:07,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:07,950 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:07,951 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 [2021-11-07 08:15:07,960 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:07,960 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:07,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:07,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:07,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:07,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:07,961 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:15:07,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:07,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-07 08:15:07,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:08,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:08,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:08,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:08,003 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:08,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:08,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:08,014 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:15:08,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:08,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:08,015 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:15:08,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-07 08:15:08,023 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:15:08,023 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:15:08,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:08,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:08,089 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:15:08,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:08,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:08,090 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:08,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:08,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:08,101 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:08,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:08,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:08,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:08,102 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:08,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:08,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:08,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-07 08:15:08,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:08,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-11-07 08:15:08,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:08,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:08,137 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:08,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-07 08:15:08,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:08,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:08,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:08,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:08,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:08,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:08,146 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:08,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:08,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:08,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:08,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:08,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:08,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:08,169 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:08,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-07 08:15:08,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:08,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:08,177 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:08,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:15:08,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:08,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:08,178 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:08,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:15:08,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:15:08,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:08,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-11-07 08:15:08,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:15:08,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:15:08,200 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:15:08,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-07 08:15:08,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:15:08,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:15:08,209 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:15:08,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:15:08,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:15:08,209 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:15:08,233 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-07 08:15:08,233 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-07 08:15:08,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:15:08,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:08,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 08:15:08 BoogieIcfgContainer [2021-11-07 08:15:08,386 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-07 08:15:08,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:15:08,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:15:08,388 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:15:08,389 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:14:59" (3/4) ... [2021-11-07 08:15:08,392 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 08:15:08,392 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:15:08,394 INFO L168 Benchmark]: Toolchain (without parser) took 9236.52 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 81.2 MB in the beginning and 42.4 MB in the end (delta: 38.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:15:08,394 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 113.2 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:15:08,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.49 ms. Allocated memory is still 113.2 MB. Free memory was 81.2 MB in the beginning and 89.6 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:15:08,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.80 ms. Allocated memory is still 113.2 MB. Free memory was 89.6 MB in the beginning and 88.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:15:08,398 INFO L168 Benchmark]: Boogie Preprocessor took 19.78 ms. Allocated memory is still 113.2 MB. Free memory was 88.4 MB in the beginning and 87.5 MB in the end (delta: 886.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:15:08,398 INFO L168 Benchmark]: RCFGBuilder took 244.31 ms. Allocated memory is still 113.2 MB. Free memory was 87.5 MB in the beginning and 79.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 08:15:08,399 INFO L168 Benchmark]: BuchiAutomizer took 8697.30 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 79.7 MB in the beginning and 43.5 MB in the end (delta: 36.2 MB). Peak memory consumption was 72.3 MB. Max. memory is 16.1 GB. [2021-11-07 08:15:08,399 INFO L168 Benchmark]: Witness Printer took 4.50 ms. Allocated memory is still 144.7 MB. Free memory was 43.5 MB in the beginning and 42.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:15:08,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 113.2 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 217.49 ms. Allocated memory is still 113.2 MB. Free memory was 81.2 MB in the beginning and 89.6 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.80 ms. Allocated memory is still 113.2 MB. Free memory was 89.6 MB in the beginning and 88.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.78 ms. Allocated memory is still 113.2 MB. Free memory was 88.4 MB in the beginning and 87.5 MB in the end (delta: 886.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 244.31 ms. Allocated memory is still 113.2 MB. Free memory was 87.5 MB in the beginning and 79.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8697.30 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 79.7 MB in the beginning and 43.5 MB in the end (delta: 36.2 MB). Peak memory consumption was 72.3 MB. Max. memory is 16.1 GB. * Witness Printer took 4.50 ms. Allocated memory is still 144.7 MB. Free memory was 43.5 MB in the beginning and 42.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital41 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf92 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 147ms VariablesStem: 4 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~s~0, main_~t~0, main_~i~0, main_~j~0;havoc main_~s~0;havoc main_~t~0;havoc main_~i~0;havoc main_~j~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~s~0 := 1;main_~t~0 := 1;" "assume !!(1 + (main_~t~0 * main_~t~0 - 4 * main_~s~0 + 2 * main_~t~0) + main_~i~0 >= 0);main_~t~0 := 2 + main_~t~0;main_~s~0 := main_~s~0 + main_~t~0;main_~i~0 := main_~i~0 + main_~j~0;main_~j~0 := 1 + main_~j~0;" Loop: "assume !!(1 + (main_~t~0 * main_~t~0 - 4 * main_~s~0 + 2 * main_~t~0) + main_~i~0 >= 0);main_~t~0 := 2 + main_~t~0;main_~s~0 := main_~s~0 + main_~t~0;main_~i~0 := main_~i~0 + main_~j~0;main_~j~0 := 1 + main_~j~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-07 08:15:08,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:08,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2021-11-07 08:15:08,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Forceful destruction successful, exit code 0 [2021-11-07 08:15:09,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-07 08:15:09,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-07 08:15:09,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_305d6e44-120b-4524-972f-f1fc50803928/bin/uautomizer-AkOaLMaTGY/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN