./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa --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 c2e3639073418bb6e86bec4d3a07ea2eb72b681bce70454dba8870b60fba9904 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:29:48,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:29:48,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:29:48,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:29:48,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:29:48,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:29:48,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:29:48,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:29:48,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:29:48,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:29:48,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:29:48,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:29:48,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:29:48,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:29:48,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:29:48,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:29:48,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:29:48,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:29:48,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:29:48,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:29:48,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:29:48,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:29:48,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:29:48,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:29:48,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:29:48,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:29:48,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:29:48,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:29:48,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:29:48,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:29:48,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:29:48,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:29:48,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:29:48,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:29:48,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:29:48,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:29:48,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:29:48,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:29:48,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:29:48,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:29:48,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:29:48,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:29:48,580 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:29:48,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:29:48,581 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:29:48,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:29:48,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:29:48,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:29:48,582 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:29:48,582 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:29:48,582 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:29:48,582 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:29:48,582 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:29:48,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:29:48,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:29:48,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:29:48,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:29:48,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:29:48,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:29:48,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:29:48,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:29:48,586 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:29:48,586 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_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e3639073418bb6e86bec4d3a07ea2eb72b681bce70454dba8870b60fba9904 [2021-12-06 19:29:48,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:29:48,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:29:48,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:29:48,819 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:29:48,819 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:29:48,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/lcm2-both-nt.c [2021-12-06 19:29:48,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/data/5a0c38869/0422ae8a3ab44bfe947388b34628bc20/FLAG21eff79d4 [2021-12-06 19:29:49,213 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:29:49,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/sv-benchmarks/c/termination-nla/lcm2-both-nt.c [2021-12-06 19:29:49,218 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/data/5a0c38869/0422ae8a3ab44bfe947388b34628bc20/FLAG21eff79d4 [2021-12-06 19:29:49,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/data/5a0c38869/0422ae8a3ab44bfe947388b34628bc20 [2021-12-06 19:29:49,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:29:49,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:29:49,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:29:49,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:29:49,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:29:49,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe413ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49, skipping insertion in model container [2021-12-06 19:29:49,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:29:49,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:29:49,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:29:49,376 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:29:49,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:29:49,399 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:29:49,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49 WrapperNode [2021-12-06 19:29:49,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:29:49,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:29:49,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:29:49,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:29:49,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,423 INFO L137 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-12-06 19:29:49,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:29:49,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:29:49,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:29:49,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:29:49,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:29:49,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:29:49,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:29:49,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:29:49,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (1/1) ... [2021-12-06 19:29:49,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:49,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:49,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:49,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:29:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:29:49,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:29:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2021-12-06 19:29:49,541 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:29:49,542 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:29:49,609 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:29:49,614 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:29:49,614 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:29:49,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:29:49 BoogieIcfgContainer [2021-12-06 19:29:49,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:29:49,616 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:29:49,616 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:29:49,619 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:29:49,620 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:29:49,620 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:29:49" (1/3) ... [2021-12-06 19:29:49,621 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d388d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:29:49, skipping insertion in model container [2021-12-06 19:29:49,621 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:29:49,621 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:29:49" (2/3) ... [2021-12-06 19:29:49,621 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d388d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:29:49, skipping insertion in model container [2021-12-06 19:29:49,622 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:29:49,622 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:29:49" (3/3) ... [2021-12-06 19:29:49,623 INFO L388 chiAutomizerObserver]: Analyzing ICFG lcm2-both-nt.c [2021-12-06 19:29:49,659 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:29:49,659 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:29:49,659 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:29:49,659 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:29:49,659 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:29:49,659 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:29:49,659 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:29:49,659 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:29:49,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2021-12-06 19:29:49,685 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 19:29:49,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:29:49,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:29:49,689 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 19:29:49,689 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 19:29:49,689 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:29:49,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2021-12-06 19:29:49,691 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 19:29:49,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:29:49,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:29:49,691 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 19:29:49,692 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 19:29:49,697 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 5#L30true assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 7#L45-2true [2021-12-06 19:29:49,697 INFO L793 eck$LassoCheckResult]: Loop: 7#L45-2true assume !false; 11#L42true assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 9#L45true assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 7#L45-2true [2021-12-06 19:29:49,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:49,701 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-12-06 19:29:49,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:49,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217627006] [2021-12-06 19:29:49,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:49,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:49,782 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:49,809 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:49,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:49,811 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-12-06 19:29:49,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:49,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303916303] [2021-12-06 19:29:49,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:49,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:49,816 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:49,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1629867410] [2021-12-06 19:29:49,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:49,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:49,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:49,818 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:49,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:29:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:49,843 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:49,852 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:49,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:49,854 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-12-06 19:29:49,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:49,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336178416] [2021-12-06 19:29:49,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:49,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:49,865 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:49,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2023516045] [2021-12-06 19:29:49,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:49,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:49,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:49,867 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:49,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:29:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:49,933 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:49,945 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:50,181 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:29:50,182 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:29:50,182 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:29:50,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:29:50,182 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:29:50,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:29:50,183 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:29:50,183 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration1_Lasso [2021-12-06 19:29:50,183 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:29:50,183 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:29:50,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,305 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:29:50,305 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:29:50,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,309 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 19:29:50,310 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:29:50,310 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:29:50,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:50,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,345 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 19:29:50,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:29:50,346 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:29:50,361 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:29:50,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 19:29:50,381 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:29:50,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:29:50,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:29:50,381 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:29:50,381 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:29:50,381 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,381 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:29:50,382 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:29:50,382 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration1_Lasso [2021-12-06 19:29:50,382 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:29:50,382 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:29:50,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,465 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:29:50,469 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:29:50,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,471 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 19:29:50,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:50,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:50,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:50,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:50,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:50,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:29:50,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:29:50,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:50,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:50,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 19:29:50,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,505 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 19:29:50,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:50,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:50,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:50,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:50,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:29:50,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:29:50,523 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:29:50,533 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 19:29:50,542 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-06 19:29:50,543 INFO L444 ModelExtractionUtils]: 16 out of 22 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-06 19:29:50,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,550 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 19:29:50,555 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 19:29:50,564 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-06 19:29:50,564 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 19:29:50,564 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = -1*ULTIMATE.start_main_~y~0#1 + 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0] [2021-12-06 19:29:50,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 19:29:50,587 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2021-12-06 19:29:50,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:29:50,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:29:50,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:29:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:29:50,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 19:29:50,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:29:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:29:50,664 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-06 19:29:50,665 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-12-06 19:29:50,704 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Result 31 states and 39 transitions. Complement of second has 6 states. [2021-12-06 19:29:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-06 19:29:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-12-06 19:29:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-12-06 19:29:50,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 3 letters. [2021-12-06 19:29:50,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:29:50,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 3 letters. [2021-12-06 19:29:50,711 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:29:50,711 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 6 letters. [2021-12-06 19:29:50,711 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:29:50,712 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2021-12-06 19:29:50,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 19:29:50,716 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 12 states and 15 transitions. [2021-12-06 19:29:50,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-12-06 19:29:50,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-12-06 19:29:50,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-12-06 19:29:50,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:29:50,717 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-06 19:29:50,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-12-06 19:29:50,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-12-06 19:29:50,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 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) [2021-12-06 19:29:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2021-12-06 19:29:50,734 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-06 19:29:50,734 INFO L587 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-06 19:29:50,734 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 19:29:50,735 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2021-12-06 19:29:50,735 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 19:29:50,735 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:29:50,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:29:50,736 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:29:50,736 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 19:29:50,736 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 94#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 95#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 101#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 96#L45-2 [2021-12-06 19:29:50,736 INFO L793 eck$LassoCheckResult]: Loop: 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-12-06 19:29:50,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:50,736 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2021-12-06 19:29:50,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:50,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700623330] [2021-12-06 19:29:50,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:50,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:50,743 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:50,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [412458792] [2021-12-06 19:29:50,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:50,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:50,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,745 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-06 19:29:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:50,770 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:50,778 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:50,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:50,778 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-12-06 19:29:50,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:50,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934180473] [2021-12-06 19:29:50,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:50,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:50,780 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:50,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1853425602] [2021-12-06 19:29:50,781 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:29:50,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:50,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,782 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-06 19:29:50,808 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:29:50,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:29:50,808 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:50,812 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:50,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:50,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 1 times [2021-12-06 19:29:50,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:50,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954836134] [2021-12-06 19:29:50,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:50,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:50,820 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:50,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [461952853] [2021-12-06 19:29:50,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:50,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:50,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:50,821 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:50,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-06 19:29:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:50,846 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:50,854 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:50,968 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:29:50,968 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:29:50,968 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:29:50,968 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:29:50,968 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:29:50,968 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:50,968 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:29:50,968 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:29:50,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-06 19:29:50,969 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:29:50,969 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:29:50,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:50,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:51,036 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:29:51,036 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:29:51,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,037 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 19:29:51,039 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:29:51,039 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:29:51,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 19:29:51,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,070 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 19:29:51,071 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:29:51,072 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:29:51,086 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:29:51,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,106 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:29:51,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:29:51,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:29:51,106 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:29:51,106 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:29:51,106 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,106 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:29:51,106 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:29:51,106 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-06 19:29:51,106 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:29:51,106 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:29:51,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:51,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:51,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:51,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:29:51,175 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:29:51,175 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:29:51,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,176 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 19:29:51,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:29:51,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:29:51,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 19:29:51,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,211 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 19:29:51,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:29:51,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:29:51,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 19:29:51,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,240 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 19:29:51,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:29:51,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:29:51,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,270 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 19:29:51,271 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 [2021-12-06 19:29:51,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:29:51,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:29:51,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:29:51,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 19:29:51,314 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:29:51,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,315 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 19:29:51,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,337 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:29:51,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 19:29:51,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 19:29:51,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,359 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 19:29:51,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:29:51,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 19:29:51,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,389 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 19:29:51,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,397 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,398 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:29:51,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,419 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 19:29:51,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,429 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,435 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:29:51,435 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:29:51,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 19:29:51,475 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:29:51,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,476 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 19:29:51,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,485 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:51,486 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:51,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 19:29:51,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,506 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 19:29:51,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,514 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:51,515 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:51,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 19:29:51,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,535 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 19:29:51,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,544 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:51,544 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:51,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,565 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 19:29:51,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:51,580 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:29:51,580 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:29:51,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 19:29:51,617 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:29:51,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,618 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 19:29:51,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,628 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:51,628 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:29:51,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 19:29:51,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,649 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 19:29:51,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:51,659 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:29:51,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 19:29:51,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,679 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 19:29:51,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,689 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:51,689 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:29:51,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,709 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 19:29:51,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:29:51,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,718 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:51,726 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:29:51,726 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:29:51,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,777 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:29:51,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,778 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 19:29:51,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:51,787 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:51,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,788 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,789 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:29:51,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 19:29:51,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,811 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 19:29:51,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:51,819 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:51,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,819 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,820 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:29:51,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 19:29:51,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,843 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 19:29:51,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:51,851 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:51,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,852 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,852 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:29:51,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:51,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,874 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 19:29:51,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,882 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:51,882 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:51,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,883 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:29:51,887 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:29:51,887 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:29:51,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 19:29:51,928 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:29:51,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,929 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 19:29:51,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:51,937 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:29:51,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:51,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:51,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:51,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 19:29:51,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:51,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:51,974 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:51,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 19:29:51,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:51,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:51,982 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:29:51,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:51,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:51,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:51,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:51,984 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:51,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:51,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 19:29:52,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,007 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 19:29:52,008 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 [2021-12-06 19:29:52,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,017 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:29:52,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:52,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:52,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 19:29:52,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,054 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 19:29:52,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,066 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:29:52,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:52,072 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:29:52,073 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:29:52,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 19:29:52,136 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:29:52,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,137 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 19:29:52,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:52,148 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:29:52,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:52,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,171 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 19:29:52,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,180 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,180 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,180 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:52,181 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:29:52,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:52,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,203 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 19:29:52,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,214 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,214 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:52,215 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:29:52,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 19:29:52,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,237 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 19:29:52,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:29:52,253 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:29:52,253 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:29:52,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-06 19:29:52,317 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:29:52,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,318 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 19:29:52,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,327 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:52,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:52,327 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:52,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 19:29:52,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,348 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 19:29:52,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,357 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:52,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,357 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:52,357 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:52,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 19:29:52,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,378 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 19:29:52,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,386 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:52,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:52,387 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:29:52,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 19:29:52,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,407 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 19:29:52,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,416 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:29:52,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:29:52,421 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:29:52,421 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:29:52,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 19:29:52,455 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:29:52,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,456 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 19:29:52,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,466 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,466 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:29:52,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:29:52,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 19:29:52,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,489 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 19:29:52,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,502 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,502 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:29:52,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:29:52,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 19:29:52,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,524 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 19:29:52,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:29:52,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,533 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:29:52,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:29:52,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:29:52,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 19:29:52,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:29:52,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,555 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 19:29:52,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:29:52,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:29:52,565 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:29:52,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:29:52,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:29:52,565 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:29:52,573 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:29:52,573 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:29:52,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:29:52,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 19:29:52,626 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 19:29:52,626 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 94#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 95#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 101#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-12-06 19:29:52,626 INFO L793 eck$LassoCheckResult]: Loop: 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-12-06 19:29:52,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:52,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 2 times [2021-12-06 19:29:52,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:52,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099696134] [2021-12-06 19:29:52,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:52,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:52,634 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:52,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1560849618] [2021-12-06 19:29:52,634 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:29:52,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:52,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,635 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2021-12-06 19:29:52,656 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:29:52,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:29:52,657 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:52,663 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:52,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:52,664 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 3 times [2021-12-06 19:29:52,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:52,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969701329] [2021-12-06 19:29:52,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:52,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:52,665 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:52,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [48294924] [2021-12-06 19:29:52,666 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:29:52,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:52,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,666 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2021-12-06 19:29:52,682 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-12-06 19:29:52,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:29:52,683 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:52,686 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:29:52,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:29:52,686 INFO L85 PathProgramCache]: Analyzing trace with hash 200328689, now seen corresponding path program 3 times [2021-12-06 19:29:52,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:29:52,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432483733] [2021-12-06 19:29:52,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:29:52,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:29:52,692 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:29:52,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [216334008] [2021-12-06 19:29:52,693 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:29:52,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:29:52,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:29:52,694 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:29:52,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-12-06 19:29:52,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-06 19:29:52,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:29:52,716 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:29:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:29:52,723 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:30:04,556 WARN L227 SmtUtils]: Spent 11.81s on a formula simplification. DAG size of input: 65 DAG size of output: 55 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-06 19:30:04,624 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:30:04,624 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:30:04,625 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:30:04,625 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:30:04,625 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:30:04,625 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,625 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:30:04,625 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:30:04,625 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-06 19:30:04,625 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:30:04,625 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:30:04,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,702 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:30:04,702 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:30:04,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,703 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 19:30:04,704 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:30:04,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:30:04,712 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:30:04,712 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: [] [2021-12-06 19:30:04,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 19:30:04,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,731 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 19:30:04,732 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:30:04,732 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:30:04,741 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:30:04,741 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 19:30:04,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 19:30:04,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,760 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 19:30:04,763 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:30:04,763 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:30:04,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 19:30:04,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,790 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 19:30:04,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:30:04,791 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:30:04,803 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:30:04,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 19:30:04,821 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:30:04,821 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:30:04,821 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:30:04,821 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:30:04,821 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:30:04,821 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,821 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:30:04,821 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:30:04,821 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-06 19:30:04,821 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:30:04,821 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:30:04,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:30:04,898 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:30:04,898 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:30:04,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,899 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 19:30:04,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:04,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:04,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:04,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:04,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:04,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:30:04,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:30:04,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:04,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:04,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-06 19:30:04,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,927 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 19:30:04,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:04,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:04,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:04,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:04,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:04,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:30:04,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:30:04,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:04,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:04,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 19:30:04,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,955 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 19:30:04,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:04,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:04,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:04,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:04,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:04,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:30:04,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:30:04,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:04,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:04,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 19:30:04,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:04,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:04,985 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:04,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 19:30:04,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:04,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:04,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:04,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:04,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:30:04,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:30:04,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:30:05,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-06 19:30:05,021 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:30:05,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,021 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 19:30:05,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,030 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,030 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:30:05,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-06 19:30:05,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,050 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 19:30:05,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,058 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,059 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:30:05,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 19:30:05,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,079 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 19:30:05,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,088 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,088 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:30:05,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 19:30:05,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,107 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 19:30:05,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,117 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,121 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:30:05,121 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:30:05,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 19:30:05,148 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:30:05,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,149 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 19:30:05,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,157 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 19:30:05,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,177 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 19:30:05,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,186 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,187 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 19:30:05,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,207 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 19:30:05,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,216 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 19:30:05,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,235 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 19:30:05,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,250 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:30:05,250 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:30:05,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 19:30:05,280 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:30:05,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,281 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 19:30:05,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,290 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:30:05,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 19:30:05,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,310 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 19:30:05,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,318 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,318 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:30:05,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 19:30:05,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,338 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 19:30:05,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,348 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:30:05,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 19:30:05,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,367 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 19:30:05,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:30:05,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,383 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:30:05,383 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:30:05,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 19:30:05,416 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:30:05,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,417 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 19:30:05,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,429 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,430 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,430 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:30:05,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-06 19:30:05,450 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,451 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 19:30:05,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,461 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,461 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,462 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:30:05,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 19:30:05,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,482 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 19:30:05,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,491 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,492 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:30:05,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 19:30:05,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,512 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 19:30:05,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,522 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,522 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:30:05,525 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:30:05,525 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:30:05,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 19:30:05,557 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:30:05,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,558 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 19:30:05,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,567 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:30:05,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,567 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,567 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 19:30:05,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,588 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 19:30:05,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,597 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:30:05,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,597 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 19:30:05,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,618 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 19:30:05,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,628 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,629 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:30:05,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,629 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,629 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 19:30:05,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,656 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 19:30:05,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,666 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:30:05,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,666 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,671 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:30:05,671 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:30:05,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 19:30:05,709 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:30:05,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,710 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 19:30:05,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:05,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,720 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,720 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:30:05,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 19:30:05,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,742 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 19:30:05,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:05,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,751 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,752 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:30:05,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 19:30:05,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,774 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 19:30:05,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:05,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,784 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:30:05,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 19:30:05,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,806 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 19:30:05,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,816 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:05,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:30:05,822 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:30:05,822 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:30:05,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 19:30:05,871 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:30:05,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,871 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 19:30:05,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,881 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,881 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,881 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 19:30:05,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,902 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 19:30:05,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,911 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,911 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,911 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-06 19:30:05,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,932 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 19:30:05,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,940 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:05,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,941 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:30:05,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:05,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:05,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 19:30:05,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:05,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:05,961 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:05,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 19:30:05,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:05,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:05,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:30:05,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:05,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:05,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:30:05,974 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:30:05,974 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:30:05,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:06,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 19:30:06,008 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:30:06,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:06,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:06,009 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:06,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-06 19:30:06,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:06,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:06,017 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:06,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:06,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:06,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:06,018 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:30:06,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:30:06,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:06,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:06,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-06 19:30:06,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:06,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:06,039 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:06,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-06 19:30:06,040 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 [2021-12-06 19:30:06,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:06,047 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:06,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:06,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:06,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:06,047 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:30:06,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:30:06,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:06,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:06,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-06 19:30:06,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:06,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:06,068 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:06,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-06 19:30:06,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:06,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:06,078 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:06,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:30:06,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:06,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:06,078 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:30:06,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:30:06,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:30:06,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:06,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-06 19:30:06,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:30:06,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:30:06,100 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:30:06,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-06 19:30:06,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:30:06,109 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:30:06,109 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:30:06,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:30:06,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:30:06,109 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:30:06,115 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:30:06,116 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:30:06,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:30:06,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-06 19:30:06,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 07:30:06 BoogieIcfgContainer [2021-12-06 19:30:06,160 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 19:30:06,161 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:30:06,161 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:30:06,161 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:30:06,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:29:49" (3/4) ... [2021-12-06 19:30:06,163 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:30:06,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:30:06,164 INFO L158 Benchmark]: Toolchain (without parser) took 16932.23ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 88.8MB in the beginning and 76.4MB in the end (delta: 12.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-12-06 19:30:06,164 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:30:06,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 166.76ms. Allocated memory is still 130.0MB. Free memory was 88.6MB in the beginning and 106.3MB in the end (delta: -17.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 19:30:06,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.92ms. Allocated memory is still 130.0MB. Free memory was 106.3MB in the beginning and 104.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:30:06,164 INFO L158 Benchmark]: Boogie Preprocessor took 12.63ms. Allocated memory is still 130.0MB. Free memory was 104.7MB in the beginning and 104.1MB in the end (delta: 644.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 19:30:06,165 INFO L158 Benchmark]: RCFGBuilder took 178.66ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 94.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 19:30:06,165 INFO L158 Benchmark]: BuchiAutomizer took 16544.08ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 94.7MB in the beginning and 76.4MB in the end (delta: 18.3MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2021-12-06 19:30:06,165 INFO L158 Benchmark]: Witness Printer took 2.39ms. Allocated memory is still 157.3MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:30:06,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 166.76ms. Allocated memory is still 130.0MB. Free memory was 88.6MB in the beginning and 106.3MB in the end (delta: -17.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.92ms. Allocated memory is still 130.0MB. Free memory was 106.3MB in the beginning and 104.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.63ms. Allocated memory is still 130.0MB. Free memory was 104.7MB in the beginning and 104.1MB in the end (delta: 644.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 178.66ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 94.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 16544.08ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 94.7MB in the beginning and 76.4MB in the end (delta: 18.3MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. * Witness Printer took 2.39ms. Allocated memory is still 157.3MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * y + x and consists of 4 locations. The remainder module has 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 16.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 12 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq185 hnf93 smp100 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 38ms VariablesStem: 6 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1;" "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1;" "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 19:30:06,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Ended with exit code 0 [2021-12-06 19:30:06,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2021-12-06 19:30:06,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2021-12-06 19:30:06,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-06 19:30:07,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-06 19:30:07,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-06 19:30:07,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:30:07,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 19:30:07,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ad14ae-65e4-46c6-b031-e2ae08d6d9e8/bin/uautomizer-DrprNOufMa/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