./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps3-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps3-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL --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 d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 04:07:56,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 04:07:56,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 04:07:56,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 04:07:56,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 04:07:56,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 04:07:56,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 04:07:56,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 04:07:56,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 04:07:56,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 04:07:56,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 04:07:56,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 04:07:56,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 04:07:56,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 04:07:56,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 04:07:56,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 04:07:56,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 04:07:56,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 04:07:56,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 04:07:56,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 04:07:56,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 04:07:56,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 04:07:56,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 04:07:56,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 04:07:56,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 04:07:56,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 04:07:56,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 04:07:56,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 04:07:56,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 04:07:56,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 04:07:56,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 04:07:56,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 04:07:56,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 04:07:56,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 04:07:56,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 04:07:56,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 04:07:56,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 04:07:56,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 04:07:56,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 04:07:56,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 04:07:56,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 04:07:56,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-19 04:07:56,550 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 04:07:56,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 04:07:56,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 04:07:56,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 04:07:56,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 04:07:56,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 04:07:56,552 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 04:07:56,552 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-19 04:07:56,553 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-19 04:07:56,553 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-19 04:07:56,553 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-19 04:07:56,553 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-19 04:07:56,554 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-19 04:07:56,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 04:07:56,554 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 04:07:56,554 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 04:07:56,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 04:07:56,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 04:07:56,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 04:07:56,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-19 04:07:56,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-19 04:07:56,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-19 04:07:56,556 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 04:07:56,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 04:07:56,556 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-19 04:07:56,556 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 04:07:56,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-19 04:07:56,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 04:07:56,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 04:07:56,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 04:07:56,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 04:07:56,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 04:07:56,559 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-19 04:07:56,559 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_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 [2021-11-19 04:07:56,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 04:07:56,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 04:07:56,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 04:07:56,913 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 04:07:56,915 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 04:07:56,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/termination-nla/ps3-both-t.c [2021-11-19 04:07:57,007 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/data/36a063be3/510fafc2aff843c5b831e0fc8d6a4809/FLAG0cc2ceffe [2021-11-19 04:07:57,543 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 04:07:57,543 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/sv-benchmarks/c/termination-nla/ps3-both-t.c [2021-11-19 04:07:57,550 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/data/36a063be3/510fafc2aff843c5b831e0fc8d6a4809/FLAG0cc2ceffe [2021-11-19 04:07:57,918 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/data/36a063be3/510fafc2aff843c5b831e0fc8d6a4809 [2021-11-19 04:07:57,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 04:07:57,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 04:07:57,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 04:07:57,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 04:07:57,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 04:07:57,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:57" (1/1) ... [2021-11-19 04:07:57,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2915b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:57, skipping insertion in model container [2021-11-19 04:07:57,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:57" (1/1) ... [2021-11-19 04:07:57,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 04:07:57,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 04:07:58,189 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:07:58,192 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 04:07:58,206 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:07:58,218 INFO L208 MainTranslator]: Completed translation [2021-11-19 04:07:58,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58 WrapperNode [2021-11-19 04:07:58,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 04:07:58,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 04:07:58,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 04:07:58,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 04:07:58,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,249 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-19 04:07:58,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 04:07:58,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 04:07:58,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 04:07:58,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 04:07:58,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 04:07:58,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 04:07:58,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 04:07:58,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 04:07:58,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (1/1) ... [2021-11-19 04:07:58,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:58,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:58,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:58,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-19 04:07:58,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 04:07:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 04:07:58,427 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 04:07:58,428 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 04:07:58,518 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 04:07:58,524 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 04:07:58,524 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-19 04:07:58,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:58 BoogieIcfgContainer [2021-11-19 04:07:58,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 04:07:58,528 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-19 04:07:58,528 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-19 04:07:58,532 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-19 04:07:58,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:07:58,533 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 04:07:57" (1/3) ... [2021-11-19 04:07:58,534 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79eed1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 04:07:58, skipping insertion in model container [2021-11-19 04:07:58,534 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:07:58,534 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58" (2/3) ... [2021-11-19 04:07:58,535 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79eed1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 04:07:58, skipping insertion in model container [2021-11-19 04:07:58,535 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:07:58,535 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:58" (3/3) ... [2021-11-19 04:07:58,536 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps3-both-t.c [2021-11-19 04:07:58,585 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-19 04:07:58,585 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-19 04:07:58,585 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-19 04:07:58,585 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-19 04:07:58,585 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-19 04:07:58,586 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-19 04:07:58,586 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-19 04:07:58,586 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-19 04:07:58,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2021-11-19 04:07:58,628 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-19 04:07:58,628 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-19 04:07:58,628 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-19 04:07:58,635 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-19 04:07:58,635 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-19 04:07:58,635 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-19 04:07:58,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2021-11-19 04:07:58,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-19 04:07:58,638 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-19 04:07:58,638 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-19 04:07:58,638 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-19 04:07:58,638 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-19 04:07:58,646 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-11-19 04:07:58,647 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-19 04:07:58,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:07:58,656 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-19 04:07:58,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:07:58,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040092100] [2021-11-19 04:07:58,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:07:58,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:07:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:07:58,737 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:07:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:07:58,758 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:07:58,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:07:58,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-19 04:07:58,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:07:58,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039484880] [2021-11-19 04:07:58,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:07:58,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:07:58,769 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 04:07:58,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [502753891] [2021-11-19 04:07:58,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:07:58,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 04:07:58,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:58,779 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 04:07:58,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-19 04:07:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:07:58,820 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:07:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:07:58,833 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:07:58,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:07:58,835 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-19 04:07:58,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:07:58,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86056657] [2021-11-19 04:07:58,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:07:58,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:07:58,845 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 04:07:58,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1347005172] [2021-11-19 04:07:58,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:07:58,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 04:07:58,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:58,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 04:07:58,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-19 04:07:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:07:58,928 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:07:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:07:58,939 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:07:59,112 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:07:59,113 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:07:59,113 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:07:59,113 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:07:59,113 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-19 04:07:59,113 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:07:59,114 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:07:59,114 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-19 04:07:59,114 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:07:59,114 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:07:59,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:07:59,229 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:07:59,230 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-19 04:07:59,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,282 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-19 04:07:59,285 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:07:59,286 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:07:59,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-19 04:07:59,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,337 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-19 04:07:59,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-19 04:07:59,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:07:59,382 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-19 04:07:59,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-19 04:07:59,422 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:07:59,422 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:07:59,423 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:07:59,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:07:59,423 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-19 04:07:59,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:07:59,423 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:07:59,423 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-19 04:07:59,424 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:07:59,424 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:07:59,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:07:59,511 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:07:59,516 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-19 04:07:59,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,525 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-19 04:07:59,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:07:59,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:07:59,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:07:59,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:07:59,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:07:59,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:07:59,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:07:59,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:07:59,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:07:59,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-19 04:07:59,610 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-19 04:07:59,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,616 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:07:59,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:07:59,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:07:59,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:07:59,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:07:59,635 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:07:59,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:07:59,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:07:59,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-19 04:07:59,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:07:59,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-19 04:07:59,682 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-19 04:07:59,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,684 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-19 04:07:59,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:07:59,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:07:59,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:07:59,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:07:59,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:07:59,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:07:59,705 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:07:59,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:07:59,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:07:59,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-19 04:07:59,770 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-19 04:07:59,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,771 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:07:59,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:07:59,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:07:59,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:07:59,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:07:59,825 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:07:59,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-19 04:07:59,832 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:07:59,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:07:59,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:07:59,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-19 04:07:59,872 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-19 04:07:59,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,874 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-19 04:07:59,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:07:59,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:07:59,885 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:07:59,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:07:59,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:07:59,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:07:59,886 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:07:59,910 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:07:59,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:07:59,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:07:59,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-11-19 04:07:59,971 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-19 04:07:59,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:07:59,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:07:59,976 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:07:59,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-19 04:07:59,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:07:59,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:07:59,993 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:07:59,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:07:59,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:07:59,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:07:59,994 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:00,015 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:00,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:00,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:00,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,081 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-19 04:08:00,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,084 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-19 04:08:00,100 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 [2021-11-19 04:08:00,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:00,114 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:00,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:00,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:00,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:00,115 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:00,131 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:00,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:00,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:00,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,199 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-19 04:08:00,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,202 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:00,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-19 04:08:00,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:00,233 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:00,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:00,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:00,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:00,234 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:00,238 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:00,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:00,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:00,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,291 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-19 04:08:00,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,292 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:00,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-19 04:08:00,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:00,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:00,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:00,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:00,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:00,309 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:00,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:00,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:00,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:00,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,415 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:08:00,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:08:00,416 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:08:00,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:08:00,416 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-19 04:08:00,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:08:00,416 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:08:00,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-19 04:08:00,417 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:08:00,417 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:08:00,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:00,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:00,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:00,535 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:08:00,535 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-19 04:08:00,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,540 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-19 04:08:00,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:08:00,545 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:00,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,601 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-19 04:08:00,604 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-19 04:08:00,604 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:00,631 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-19 04:08:00,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,676 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:08:00,676 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:08:00,676 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:08:00,676 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:08:00,676 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-19 04:08:00,676 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:08:00,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:08:00,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-19 04:08:00,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:08:00,677 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:08:00,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:00,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:00,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:00,786 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:08:00,786 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-19 04:08:00,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,792 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:00,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:00,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:00,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:00,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:00,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:00,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:08:00,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-19 04:08:00,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:00,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,896 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:00,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:00,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:00,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:00,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:00,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:00,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:08:00,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:00,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-19 04:08:00,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:00,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:00,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:00,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:00,974 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:00,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:00,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-19 04:08:00,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:00,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:00,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:00,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:00,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:00,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:08:00,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,052 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-19 04:08:01,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,054 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-19 04:08:01,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,074 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:01,083 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-19 04:08:01,084 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-19 04:08:01,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,142 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-19 04:08:01,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,156 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:01,157 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:01,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,192 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-19 04:08:01,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,211 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:01,211 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:01,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,236 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-19 04:08:01,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,238 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-19 04:08:01,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:01,262 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-19 04:08:01,262 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:08:01,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,326 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:01,349 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:01,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-19 04:08:01,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,401 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:01,417 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:01,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-19 04:08:01,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,468 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-19 04:08:01,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,472 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,487 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:01,502 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-19 04:08:01,503 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-19 04:08:01,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-19 04:08:01,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,568 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:01,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:01,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-19 04:08:01,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,640 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:01,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:01,656 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:01,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-19 04:08:01,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,705 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-19 04:08:01,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,706 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-19 04:08:01,722 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:01,722 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:01,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,722 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:01,732 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-19 04:08:01,732 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-19 04:08:01,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,797 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,810 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:01,811 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:01,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,811 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:01,814 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:01,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-19 04:08:01,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,875 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:01,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:01,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:01,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,890 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:01,891 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:01,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:01,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-19 04:08:01,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:01,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:01,940 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-19 04:08:01,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:01,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:01,941 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:01,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:01,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:01,957 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:01,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:01,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:01,958 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:01,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-19 04:08:01,970 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-19 04:08:01,971 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:08:02,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,056 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-19 04:08:02,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,074 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:02,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:02,075 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:02,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,132 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,146 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:02,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,147 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:02,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:02,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-19 04:08:02,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,200 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-19 04:08:02,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,202 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,217 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,217 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:02,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,217 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:02,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-19 04:08:02,233 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-19 04:08:02,234 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-19 04:08:02,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,354 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-19 04:08:02,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,367 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:02,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,368 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:02,370 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:02,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,426 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,444 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:02,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,445 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:02,447 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:02,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-19 04:08:02,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,504 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-19 04:08:02,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,505 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,519 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:02,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:02,529 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-19 04:08:02,530 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:08:02,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-19 04:08:02,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-19 04:08:02,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,578 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-19 04:08:02,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,588 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:02,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:02,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:02,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,656 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,681 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:02,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,681 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:02,682 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:02,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-19 04:08:02,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,736 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-19 04:08:02,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,737 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:02,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,752 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:02,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-19 04:08:02,783 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-19 04:08:02,784 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-19 04:08:02,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,916 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:02,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:02,930 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:02,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:02,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:02,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:02,931 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:02,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-19 04:08:02,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:02,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:02,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:02,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:02,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:02,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:02,995 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:02,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:03,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:03,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,008 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:03,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:03,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-19 04:08:03,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:03,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-19 04:08:03,059 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-19 04:08:03,059 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-19 04:08:03,059 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-19 04:08:03,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:08:03,060 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-19 04:08:03,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:08:03,060 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325758204] [2021-11-19 04:08:03,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:08:03,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:08:03,068 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 04:08:03,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [757305036] [2021-11-19 04:08:03,071 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-19 04:08:03,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 04:08:03,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,076 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-19 04:08:03,119 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-19 04:08:03,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-19 04:08:03,119 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:08:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:08:03,129 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:08:03,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:08:03,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-19 04:08:03,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:08:03,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969504071] [2021-11-19 04:08:03,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:08:03,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:08:03,134 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 04:08:03,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [206374476] [2021-11-19 04:08:03,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-19 04:08:03,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 04:08:03,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,138 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-19 04:08:03,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-19 04:08:03,167 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-19 04:08:03,167 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:08:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:08:03,175 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:08:03,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:08:03,176 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-19 04:08:03,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:08:03,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640516092] [2021-11-19 04:08:03,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:08:03,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:08:03,181 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-19 04:08:03,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1969359962] [2021-11-19 04:08:03,182 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 04:08:03,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 04:08:03,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,184 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-19 04:08:03,232 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 04:08:03,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-19 04:08:03,233 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:08:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:08:03,243 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:08:03,289 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:08:03,289 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:08:03,289 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:08:03,290 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:08:03,290 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-19 04:08:03,290 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,290 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:08:03,290 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:08:03,290 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-19 04:08:03,291 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:08:03,291 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:08:03,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:03,352 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:08:03,352 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-19 04:08:03,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,357 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:08:03,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:03,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-19 04:08:03,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-19 04:08:03,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,400 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-19 04:08:03,402 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-19 04:08:03,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:03,439 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-19 04:08:03,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:03,474 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:08:03,474 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:08:03,474 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:08:03,474 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:08:03,474 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-19 04:08:03,474 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,475 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:08:03,475 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:08:03,475 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-19 04:08:03,475 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:08:03,475 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:08:03,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:03,540 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:08:03,540 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-19 04:08:03,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,542 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:03,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:03,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:08:03,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-19 04:08:03,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:03,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:03,621 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-19 04:08:03,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,624 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:03,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:03,641 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:03,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-19 04:08:03,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:03,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:03,692 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-19 04:08:03,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,694 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:03,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:03,712 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:03,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-19 04:08:03,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:03,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:03,764 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-19 04:08:03,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,765 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:03,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:03,789 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:03,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-19 04:08:03,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:03,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:03,854 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-19 04:08:03,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,855 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:03,870 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:03,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,871 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:03,874 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:03,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-19 04:08:03,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:03,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:03,931 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-19 04:08:03,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:03,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:03,934 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:03,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-19 04:08:03,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:03,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:03,950 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:03,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:03,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:03,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:03,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:03,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:03,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:03,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,013 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-19 04:08:04,013 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,015 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:04,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:04,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:04,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,033 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:04,039 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:04,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:04,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-19 04:08:04,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,103 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-19 04:08:04,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,106 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-19 04:08:04,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:04,117 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:04,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:04,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,117 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:04,120 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:04,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:04,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,178 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-19 04:08:04,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,183 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-19 04:08:04,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:04,195 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:04,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:04,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,196 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:04,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:04,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:04,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,302 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:08:04,302 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:08:04,302 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:08:04,302 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:08:04,303 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-19 04:08:04,303 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,303 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:08:04,303 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:08:04,303 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-19 04:08:04,303 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:08:04,304 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:08:04,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:04,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:04,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:04,409 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:08:04,409 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-19 04:08:04,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,419 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-19 04:08:04,424 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:08:04,425 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:04,446 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:08:04,446 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:08:04,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,485 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:08:04,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:04,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-19 04:08:04,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,557 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-19 04:08:04,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:08:04,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-19 04:08:04,599 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-19 04:08:04,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,636 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:08:04,636 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:08:04,636 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:08:04,636 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:08:04,636 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-19 04:08:04,636 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,636 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:08:04,637 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:08:04,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-19 04:08:04,637 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:08:04,637 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:08:04,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:04,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:04,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:08:04,743 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:08:04,743 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-19 04:08:04,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,745 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:04,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:04,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:04,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:08:04,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-19 04:08:04,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,821 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-19 04:08:04,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:04,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:04,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:04,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:08:04,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:04,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,866 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:04,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:04,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:08:04,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:08:04,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:04,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-19 04:08:04,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:04,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:04,939 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-19 04:08:04,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:04,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:04,940 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:04,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:04,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:04,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:04,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:04,962 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:04,969 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-19 04:08:04,969 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-19 04:08:04,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-19 04:08:05,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-19 04:08:05,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,037 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-19 04:08:05,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,047 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:05,048 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:05,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,074 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-19 04:08:05,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,086 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:05,087 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:05,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-19 04:08:05,124 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-19 04:08:05,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,125 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-19 04:08:05,127 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 [2021-11-19 04:08:05,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,136 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:05,148 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-19 04:08:05,149 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:08:05,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-19 04:08:05,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,208 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-19 04:08:05,220 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 [2021-11-19 04:08:05,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,229 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:05,229 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:05,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,254 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-19 04:08:05,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,264 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:05,265 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:05,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,289 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-19 04:08:05,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,290 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-19 04:08:05,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,301 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:05,320 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-19 04:08:05,320 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-19 04:08:05,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,386 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-19 04:08:05,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:05,398 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:05,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-19 04:08:05,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,435 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-19 04:08:05,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:08:05,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,447 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:05,460 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:05,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,511 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-19 04:08:05,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,512 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,527 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:05,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,528 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:05,535 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-19 04:08:05,535 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-19 04:08:05,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-19 04:08:05,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,604 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,617 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:05,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,617 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:05,619 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:05,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-19 04:08:05,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-19 04:08:05,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,663 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,679 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:05,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-19 04:08:05,681 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-19 04:08:05,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-19 04:08:05,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,731 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-19 04:08:05,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,732 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,746 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:05,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,747 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:05,756 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-19 04:08:05,756 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:08:05,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-19 04:08:05,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-19 04:08:05,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,843 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-19 04:08:05,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,856 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:05,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,856 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:05,858 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:05,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,909 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-19 04:08:05,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,923 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-19 04:08:05,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:05,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:05,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:05,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:05,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:05,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:05,963 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-19 04:08:05,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:05,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:05,964 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:05,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-19 04:08:05,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:05,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:05,977 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:05,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:05,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:05,977 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:05,996 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-19 04:08:05,996 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-19 04:08:06,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,141 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:06,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:06,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,155 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:06,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:06,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:06,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-19 04:08:06,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,224 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,238 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:06,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:06,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,239 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-19 04:08:06,240 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-19 04:08:06,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:06,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-19 04:08:06,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,301 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-19 04:08:06,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,304 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,322 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:06,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:06,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-19 04:08:06,332 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-19 04:08:06,332 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:08:06,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,402 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:06,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:06,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:06,421 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:06,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:06,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-19 04:08:06,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,468 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-19 04:08:06,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,478 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-19 04:08:06,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:06,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,479 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-19 04:08:06,479 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-19 04:08:06,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:06,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,503 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-19 04:08:06,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,504 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-19 04:08:06,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,522 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:06,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,523 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:06,541 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-19 04:08:06,542 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-19 04:08:06,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,609 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-19 04:08:06,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,620 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:06,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:06,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,621 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:06,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:06,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:06,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:08:06,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:08:06,647 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:08:06,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-19 04:08:06,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:08:06,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-19 04:08:06,657 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-19 04:08:06,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:08:06,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:08:06,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:08:06,658 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-19 04:08:06,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:08:06,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:08:06,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:08:06,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:06,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 04:08:06 BoogieIcfgContainer [2021-11-19 04:08:06,739 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-19 04:08:06,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 04:08:06,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 04:08:06,740 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 04:08:06,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:58" (3/4) ... [2021-11-19 04:08:06,744 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-19 04:08:06,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 04:08:06,746 INFO L158 Benchmark]: Toolchain (without parser) took 8820.72ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 71.7MB in the beginning and 76.3MB in the end (delta: -4.6MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2021-11-19 04:08:06,746 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:08:06,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.07ms. Allocated memory is still 111.1MB. Free memory was 71.5MB in the beginning and 87.1MB in the end (delta: -15.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 04:08:06,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.28ms. Allocated memory is still 111.1MB. Free memory was 87.1MB in the beginning and 85.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:08:06,747 INFO L158 Benchmark]: Boogie Preprocessor took 15.68ms. Allocated memory is still 111.1MB. Free memory was 85.7MB in the beginning and 84.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 04:08:06,748 INFO L158 Benchmark]: RCFGBuilder took 260.43ms. Allocated memory is still 111.1MB. Free memory was 84.5MB in the beginning and 76.6MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 04:08:06,748 INFO L158 Benchmark]: BuchiAutomizer took 8211.46ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 76.6MB in the beginning and 77.4MB in the end (delta: -769.1kB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2021-11-19 04:08:06,749 INFO L158 Benchmark]: Witness Printer took 4.57ms. Allocated memory is still 151.0MB. Free memory was 77.4MB in the beginning and 76.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 04:08:06,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.07ms. Allocated memory is still 111.1MB. Free memory was 71.5MB in the beginning and 87.1MB in the end (delta: -15.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.28ms. Allocated memory is still 111.1MB. Free memory was 87.1MB in the beginning and 85.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.68ms. Allocated memory is still 111.1MB. Free memory was 85.7MB in the beginning and 84.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 260.43ms. Allocated memory is still 111.1MB. Free memory was 84.5MB in the beginning and 76.6MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8211.46ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 76.6MB in the beginning and 77.4MB in the end (delta: -769.1kB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. * Witness Printer took 4.57ms. Allocated memory is still 151.0MB. Free memory was 77.4MB in the beginning and 76.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital58 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 84ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-19 04:08:06,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-19 04:08:07,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-11-19 04:08:07,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-11-19 04:08:07,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-19 04:08:07,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-19 04:08:07,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/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_ddfdea88-f79d-419a-b4cf-a825d972c7da/bin/uautomizer-ZXIjhQolGL/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