./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps6-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps6-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0 --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 8714f16c1ccb3a98ee40083c859e54a4506b8ba33fb8c9b1ab2e7b84d1cea7ec --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:16:42,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:16:42,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:16:42,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:16:42,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:16:42,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:16:42,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:16:42,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:16:42,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:16:42,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:16:42,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:16:42,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:16:42,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:16:42,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:16:42,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:16:42,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:16:42,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:16:42,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:16:42,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:16:42,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:16:42,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:16:42,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:16:42,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:16:42,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:16:42,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:16:42,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:16:42,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:16:42,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:16:42,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:16:42,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:16:42,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:16:42,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:16:42,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:16:42,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:16:42,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:16:42,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:16:42,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:16:42,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:16:42,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:16:42,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:16:42,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:16:42,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 16:16:42,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:16:42,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:16:42,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:16:42,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:16:42,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:16:42,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:16:42,636 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:16:42,637 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 16:16:42,637 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 16:16:42,637 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 16:16:42,645 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 16:16:42,645 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 16:16:42,646 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 16:16:42,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:16:42,646 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:16:42,646 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 16:16:42,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:16:42,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:16:42,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:16:42,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 16:16:42,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 16:16:42,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 16:16:42,648 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:16:42,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:16:42,648 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 16:16:42,648 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:16:42,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 16:16:42,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:16:42,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:16:42,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:16:42,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:16:42,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:16:42,651 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 16:16:42,651 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_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8714f16c1ccb3a98ee40083c859e54a4506b8ba33fb8c9b1ab2e7b84d1cea7ec [2021-11-22 16:16:43,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:16:43,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:16:43,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:16:43,041 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:16:43,043 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:16:43,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-nla/ps6-both-t.c [2021-11-22 16:16:43,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/data/1b7ac48bd/79e6e033a1194bdb8fae534575d036e0/FLAGd2885d068 [2021-11-22 16:16:43,679 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:16:43,680 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/sv-benchmarks/c/termination-nla/ps6-both-t.c [2021-11-22 16:16:43,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/data/1b7ac48bd/79e6e033a1194bdb8fae534575d036e0/FLAGd2885d068 [2021-11-22 16:16:44,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/data/1b7ac48bd/79e6e033a1194bdb8fae534575d036e0 [2021-11-22 16:16:44,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:16:44,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:16:44,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:16:44,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:16:44,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:16:44,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e758e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44, skipping insertion in model container [2021-11-22 16:16:44,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:16:44,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:16:44,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:16:44,290 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:16:44,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:16:44,346 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:16:44,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44 WrapperNode [2021-11-22 16:16:44,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:16:44,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:16:44,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:16:44,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:16:44,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,388 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-22 16:16:44,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:16:44,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:16:44,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:16:44,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:16:44,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:16:44,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:16:44,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:16:44,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:16:44,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (1/1) ... [2021-11-22 16:16:44,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:44,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:44,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:44,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 16:16:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:16:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:16:44,583 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:16:44,585 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:16:44,712 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:16:44,719 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:16:44,719 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 16:16:44,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:16:44 BoogieIcfgContainer [2021-11-22 16:16:44,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:16:44,723 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 16:16:44,724 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 16:16:44,728 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 16:16:44,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:16:44,729 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 04:16:44" (1/3) ... [2021-11-22 16:16:44,731 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42266489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 04:16:44, skipping insertion in model container [2021-11-22 16:16:44,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:16:44,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:16:44" (2/3) ... [2021-11-22 16:16:44,732 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42266489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 04:16:44, skipping insertion in model container [2021-11-22 16:16:44,732 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:16:44,733 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:16:44" (3/3) ... [2021-11-22 16:16:44,734 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps6-both-t.c [2021-11-22 16:16:44,789 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 16:16:44,789 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 16:16:44,789 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 16:16:44,789 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 16:16:44,789 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 16:16:44,789 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 16:16:44,790 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 16:16:44,790 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 16:16:44,808 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) [2021-11-22 16:16:44,832 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 16:16:44,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:16:44,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:16:44,840 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-22 16:16:44,840 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 16:16:44,841 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 16:16:44,841 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) [2021-11-22 16:16:44,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 16:16:44,843 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:16:44,843 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:16:44,843 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-22 16:16:44,843 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 16:16:44,852 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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; 4#L25-2true [2021-11-22 16:16:44,853 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-22 16:16:44,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:16:44,860 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-22 16:16:44,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:16:44,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851882140] [2021-11-22 16:16:44,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:44,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:16:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:44,971 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:16:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:44,996 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:16:45,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:16:45,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-22 16:16:45,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:16:45,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170373152] [2021-11-22 16:16:45,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:45,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:16:45,009 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 16:16:45,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1911679856] [2021-11-22 16:16:45,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:45,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:16:45,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:45,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:16:45,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 16:16:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:45,081 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:16:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:45,112 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:16:45,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:16:45,114 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-22 16:16:45,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:16:45,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217452284] [2021-11-22 16:16:45,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:45,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:16:45,123 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 16:16:45,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [795677551] [2021-11-22 16:16:45,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:45,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:16:45,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:45,166 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:16:45,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 16:16:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:45,277 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:16:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:45,290 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:16:45,744 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:45,753 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:45,753 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:45,753 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:45,754 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:16:45,754 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:45,754 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:45,754 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:45,755 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-11-22 16:16:45,755 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:45,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:45,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:47,656 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:47,657 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:16:47,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:47,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:47,684 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:47,686 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:16:47,686 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:47,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 16:16:47,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:47,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:47,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:47,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:47,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:16:47,770 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:47,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 16:16:47,810 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:16:47,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:47,848 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:47,849 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:47,849 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:47,849 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:47,849 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:16:47,849 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:47,849 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:47,849 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:47,850 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-11-22 16:16:47,850 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:47,850 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:47,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:47,942 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:47,947 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:16:47,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:47,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:47,950 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:47,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:47,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:47,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:47,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:47,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:47,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:47,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:16:47,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:47,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 16:16:47,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,035 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 16:16:48,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,037 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 16:16:48,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:48,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:48,058 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:48,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-11-22 16:16:48,107 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 16:16:48,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,110 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 16:16:48,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:48,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,130 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:48,139 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:48,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,192 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 16:16:48,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,193 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 16:16:48,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:48,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,206 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:48,221 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:48,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,288 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 16:16:48,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,295 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:48,316 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:48,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,317 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:48,324 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:48,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 16:16:48,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,398 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 16:16:48,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,400 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 16:16:48,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:48,422 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:48,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:48,432 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:48,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,489 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 16:16:48,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,490 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 16:16:48,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:48,507 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:48,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:48,522 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:48,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,606 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 16:16:48,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,608 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:48,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:48,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:48,639 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:48,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 16:16:48,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,707 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 16:16:48,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:48,710 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:48,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 16:16:48,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:48,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:48,728 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:48,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:48,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:48,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:48,729 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:48,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:48,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:48,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:48,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:48,855 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:48,856 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:48,856 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:48,856 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:48,856 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:16:48,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:48,857 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:48,857 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:48,857 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-11-22 16:16:48,857 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:48,857 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:48,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:48,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:48,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:49,024 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:49,024 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:16:49,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,026 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 16:16:49,029 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:16:49,029 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:49,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,101 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:16:49,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:49,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 16:16:49,154 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:16:49,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,199 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:49,199 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:49,199 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:49,199 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:49,199 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:16:49,199 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,199 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:49,200 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:49,200 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-11-22 16:16:49,200 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:49,200 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:49,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:49,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:49,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:49,335 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:49,335 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:16:49,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,336 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:49,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:49,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:49,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:16:49,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 16:16:49,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:49,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,446 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:49,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:49,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:49,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 16:16:49,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:16:49,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:49,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:49,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,528 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:49,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:49,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:49,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:16:49,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:49,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 16:16:49,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:49,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,607 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 16:16:49,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,609 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:49,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,638 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:49,650 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 16:16:49,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 16:16:49,651 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 16:16:49,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:49,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,725 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,740 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 [2021-11-22 16:16:49,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:49,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,752 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:49,755 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:49,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:49,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 16:16:49,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:49,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,821 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:49,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:49,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,844 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:49,844 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:49,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:49,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 16:16:49,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:49,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:49,900 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 16:16:49,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:49,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:49,901 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:49,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:49,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:49,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:49,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:49,917 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:49,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 16:16:49,930 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 16:16:49,930 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:16:49,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,005 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:50,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:50,022 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:50,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 16:16:50,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,087 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 16:16:50,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:50,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:50,099 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:50,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,151 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 16:16:50,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,153 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 16:16:50,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:50,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,165 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:50,190 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 16:16:50,197 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 16:16:50,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,264 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:50,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:50,285 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:50,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 16:16:50,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,340 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:50,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:50,358 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:50,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 16:16:50,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,416 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 16:16:50,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,417 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:50,434 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:50,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,435 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:50,455 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 16:16:50,455 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 16:16:50,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 16:16:50,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,533 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:50,548 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:50,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,548 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:50,551 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:50,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 16:16:50,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,621 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:50,636 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:50,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:50,639 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:50,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 16:16:50,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,696 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 16:16:50,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,698 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:50,717 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:50,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:50,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 16:16:50,733 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 16:16:50,733 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:16:50,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,822 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,828 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 [2021-11-22 16:16:50,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:50,840 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:50,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,841 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:50,842 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:50,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 16:16:50,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,905 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:50,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:50,921 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:50,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:50,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:50,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:50,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:50,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:50,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:50,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 16:16:50,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:50,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:50,991 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 16:16:50,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:50,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:50,993 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:50,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:51,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,011 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:51,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 16:16:51,029 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 16:16:51,030 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 16:16:51,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,161 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,176 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:51,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:51,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:51,179 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:51,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:51,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 16:16:51,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,245 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:51,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:51,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:51,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 16:16:51,266 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:51,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:51,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,332 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 16:16:51,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,333 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,351 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:51,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:51,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 16:16:51,364 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 16:16:51,364 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:16:51,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,437 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,451 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:51,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:51,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:51,453 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:51,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:51,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 16:16:51,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,514 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 16:16:51,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,531 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:51,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:51,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,532 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:51,533 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:51,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:51,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,590 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 16:16:51,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,592 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,608 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:51,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,608 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:51,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 16:16:51,664 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 16:16:51,665 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 16:16:51,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,761 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,767 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 [2021-11-22 16:16:51,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 16:16:51,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,778 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:51,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:51,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,779 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:51,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:51,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:51,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:51,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:51,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,833 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 16:16:51,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:51,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:51,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:51,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:51,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:51,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:51,847 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:51,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:51,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:51,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:51,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-22 16:16:51,901 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-22 16:16:51,901 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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; 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-22 16:16:51,901 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-22 16:16:51,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:16:51,902 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-22 16:16:51,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:16:51,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928240901] [2021-11-22 16:16:51,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:51,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:16:51,909 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 16:16:51,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1501031502] [2021-11-22 16:16:51,909 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 16:16:51,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:16:51,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:51,911 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:16:51,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-22 16:16:51,978 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 16:16:51,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 16:16:51,979 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:16:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:51,994 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:16:51,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:16:51,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-22 16:16:51,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:16:51,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429643586] [2021-11-22 16:16:51,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:51,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:16:51,999 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 16:16:52,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [769368072] [2021-11-22 16:16:52,000 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 16:16:52,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:16:52,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,014 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-22 16:16:52,053 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 16:16:52,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 16:16:52,053 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:16:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:52,071 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:16:52,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:16:52,072 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-22 16:16:52,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:16:52,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906246900] [2021-11-22 16:16:52,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:16:52,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:16:52,077 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 16:16:52,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1349582407] [2021-11-22 16:16:52,077 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 16:16:52,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:16:52,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,082 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-22 16:16:52,129 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 16:16:52,129 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 16:16:52,130 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:16:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:16:52,141 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:16:52,216 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:52,216 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:52,216 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:52,216 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:52,217 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:16:52,217 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,217 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:52,217 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:52,217 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-11-22 16:16:52,217 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:52,218 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:52,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:52,302 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:52,302 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:16:52,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,307 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,312 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:16:52,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:52,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-22 16:16:52,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:52,356 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,357 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-22 16:16:52,358 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:16:52,358 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:52,392 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:16:52,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-22 16:16:52,416 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:52,416 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:52,416 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:52,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:52,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:16:52,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,417 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:52,417 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:52,417 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-11-22 16:16:52,417 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:52,417 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:52,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:52,544 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:52,544 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:16:52,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,546 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,548 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 [2021-11-22 16:16:52,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:52,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:52,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:16:52,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:52,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-22 16:16:52,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:52,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:52,615 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 16:16:52,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,618 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:52,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:52,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,633 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:52,636 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:52,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:52,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-22 16:16:52,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:52,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:52,687 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 16:16:52,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,688 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:52,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:52,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:52,706 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:52,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:52,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-22 16:16:52,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:52,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-22 16:16:52,766 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 16:16:52,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,767 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:52,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-22 16:16:52,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:52,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:52,787 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:52,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:52,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:52,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:52,818 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 16:16:52,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,819 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:52,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-22 16:16:52,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:52,831 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:52,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,831 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:52,834 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:52,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:52,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:52,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-11-22 16:16:52,887 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 16:16:52,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,891 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:52,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:52,914 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:52,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,915 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:52,921 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:52,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:52,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-22 16:16:52,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:52,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-22 16:16:52,971 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 16:16:52,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:52,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:52,972 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:52,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-22 16:16:52,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:52,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:52,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:52,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:52,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:52,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:52,984 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:52,991 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:52,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:53,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:53,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:53,068 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 16:16:53,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,069 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:53,091 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:53,091 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:53,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:53,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:53,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:53,091 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:53,095 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:53,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:53,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-22 16:16:53,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:53,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:53,168 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 16:16:53,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,170 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:53,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:53,188 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:53,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:53,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:53,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:53,189 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:53,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:53,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:53,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-22 16:16:53,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:53,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-22 16:16:53,339 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:53,339 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:53,339 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:53,339 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:53,339 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 16:16:53,339 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,339 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:53,340 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:53,340 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-11-22 16:16:53,340 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:53,340 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:53,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:53,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:53,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:53,501 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:53,501 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 16:16:53,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,504 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,515 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:16:53,515 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:53,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-22 16:16:53,541 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:16:53,541 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: [] [2021-11-22 16:16:53,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:53,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,582 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-22 16:16:53,588 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:16:53,588 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:53,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 16:16:53,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 16:16:53,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:53,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,621 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-22 16:16:53,622 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 16:16:53,622 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:53,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-22 16:16:53,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,663 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-22 16:16:53,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 16:16:53,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 16:16:53,682 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 16:16:53,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:53,715 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:16:53,716 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:16:53,716 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:16:53,716 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:16:53,716 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:16:53,716 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,716 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:16:53,716 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:16:53,716 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-11-22 16:16:53,716 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:16:53,716 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:16:53,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:53,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:53,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:16:53,873 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:16:53,873 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:16:53,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,875 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:53,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-22 16:16:53,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:53,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:53,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:53,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:53,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:53,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:16:53,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:53,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:53,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:53,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:53,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:53,983 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:53,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:53,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-22 16:16:53,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:53,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:53,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:53,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:53,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:53,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:16:53,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:53,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,025 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-22 16:16:54,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:16:54,040 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:54,040 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:16:54,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,071 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 16:16:54,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,072 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-22 16:16:54,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:54,084 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:54,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-22 16:16:54,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,110 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,125 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:54,126 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:54,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-22 16:16:54,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-22 16:16:54,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,179 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-22 16:16:54,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:54,206 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 16:16:54,206 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 16:16:54,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,265 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 16:16:54,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,266 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:54,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:54,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-22 16:16:54,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,336 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:54,350 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:54,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-22 16:16:54,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,405 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:54,426 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 16:16:54,426 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:16:54,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-22 16:16:54,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,485 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 16:16:54,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,487 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,502 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:54,505 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:54,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-22 16:16:54,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,553 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,566 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:54,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-22 16:16:54,567 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:54,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-22 16:16:54,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,605 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-22 16:16:54,606 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 [2021-11-22 16:16:54,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:16:54,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:54,624 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 16:16:54,624 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 16:16:54,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,683 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 16:16:54,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,686 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:54,701 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:54,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,701 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:54,702 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:54,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-22 16:16:54,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,750 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:54,763 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:54,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,764 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:54,765 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 16:16:54,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-22 16:16:54,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,796 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-22 16:16:54,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:54,809 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:54,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,810 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 16:16:54,817 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 16:16:54,817 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 16:16:54,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,882 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 16:16:54,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,883 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:54,895 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:54,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:54,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:54,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-22 16:16:54,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:54,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:54,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:54,943 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:54,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:54,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:54,955 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:54,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:54,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:54,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:54,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:54,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:54,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:54,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-22 16:16:54,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-22 16:16:55,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,010 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,026 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 16:16:55,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,027 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:55,037 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 16:16:55,037 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:16:55,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-22 16:16:55,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,121 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 16:16:55,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,123 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,137 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:55,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:55,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,137 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:55,139 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:55,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:55,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-22 16:16:55,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,196 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,208 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:55,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:55,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,209 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:55,210 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 16:16:55,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:55,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-22 16:16:55,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,274 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:55,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 16:16:55,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-22 16:16:55,304 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 16:16:55,305 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 16:16:55,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,433 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 16:16:55,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,434 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:55,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:55,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:55,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:55,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:55,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-22 16:16:55,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,506 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,520 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,520 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:55,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:55,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,521 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:55,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 16:16:55,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:55,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-22 16:16:55,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,572 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,585 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 16:16:55,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,585 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 16:16:55,594 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 16:16:55,594 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:16:55,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-22 16:16:55,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,663 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 16:16:55,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,665 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-22 16:16:55,670 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 [2021-11-22 16:16:55,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,680 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:55,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:55,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,681 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:55,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:55,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:55,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,746 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:55,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:16:55,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,761 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:55,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:16:55,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:16:55,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-22 16:16:55,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:16:55,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:16:55,822 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:16:55,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:16:55,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 16:16:55,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 16:16:55,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:16:55,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:16:55,841 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 16:16:55,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-22 16:16:55,854 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 16:16:55,855 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 16:16:55,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:16:55,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:55,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 04:16:55 BoogieIcfgContainer [2021-11-22 16:16:55,952 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 16:16:55,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:16:55,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:16:55,954 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:16:55,955 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:16:44" (3/4) ... [2021-11-22 16:16:55,958 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 16:16:55,958 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:16:55,960 INFO L158 Benchmark]: Toolchain (without parser) took 11907.25ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 65.8MB in the beginning and 50.3MB in the end (delta: 15.5MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2021-11-22 16:16:55,961 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 100.7MB. Free memory was 71.3MB in the beginning and 71.3MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:16:55,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.40ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 65.5MB in the beginning and 114.9MB in the end (delta: -49.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 16:16:55,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.15ms. Allocated memory is still 138.4MB. Free memory was 114.9MB in the beginning and 113.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:16:55,963 INFO L158 Benchmark]: Boogie Preprocessor took 22.96ms. Allocated memory is still 138.4MB. Free memory was 113.5MB in the beginning and 112.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:16:55,963 INFO L158 Benchmark]: RCFGBuilder took 308.48ms. Allocated memory is still 138.4MB. Free memory was 112.1MB in the beginning and 103.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 16:16:55,964 INFO L158 Benchmark]: BuchiAutomizer took 11228.90ms. Allocated memory is still 138.4MB. Free memory was 103.7MB in the beginning and 51.4MB in the end (delta: 52.3MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2021-11-22 16:16:55,964 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 138.4MB. Free memory was 51.4MB in the beginning and 50.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:16:55,967 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 100.7MB. Free memory was 71.3MB in the beginning and 71.3MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.40ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 65.5MB in the beginning and 114.9MB in the end (delta: -49.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.15ms. Allocated memory is still 138.4MB. Free memory was 114.9MB in the beginning and 113.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.96ms. Allocated memory is still 138.4MB. Free memory was 113.5MB in the beginning and 112.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 308.48ms. Allocated memory is still 138.4MB. Free memory was 112.1MB in the beginning and 103.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 11228.90ms. Allocated memory is still 138.4MB. Free memory was 103.7MB in the beginning and 51.4MB in the end (delta: 52.3MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 138.4MB. Free memory was 51.4MB in the beginning and 50.3MB 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 11.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 11.1s. 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: inital82 mio100 ax100 hnf98 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq139 hnf96 smp100 dnf100 smp100 tf101 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 88ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 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 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~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_~y~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 [2021-11-22 16:16:56,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:56,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:56,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:56,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-22 16:16:56,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-22 16:16:57,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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_c6e8ec76-b4ce-419c-b682-36d64da1e3c6/bin/uautomizer-w2VwFs6gM0/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