./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Singapore-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Singapore-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 14352272474fcd72367ebff6d0f1f20f37763259fc59dc19b61cd8b29efae381 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:30:31,757 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:30:31,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:30:31,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:30:31,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:30:31,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:30:31,877 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:30:31,877 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:30:31,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:30:31,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:30:31,880 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:30:31,880 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:30:31,881 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:30:31,881 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:30:31,882 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:30:31,882 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:30:31,883 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:30:31,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:30:31,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:30:31,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:30:31,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:30:31,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:30:31,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:30:31,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:30:31,888 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:30:31,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:30:31,889 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:30:31,889 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:30:31,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:30:31,890 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:30:31,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:30:31,892 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:30:31,892 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:30:31,893 INFO L153 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_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14352272474fcd72367ebff6d0f1f20f37763259fc59dc19b61cd8b29efae381 [2023-11-06 22:30:32,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:30:32,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:30:32,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:30:32,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:30:32,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:30:32,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-crafted/Singapore-2.c [2023-11-06 22:30:35,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:30:35,474 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:30:35,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/sv-benchmarks/c/termination-crafted/Singapore-2.c [2023-11-06 22:30:35,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/data/73b72a3d6/c286a51c9bc3436f8faeb6efb21e928a/FLAGf933600f7 [2023-11-06 22:30:35,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/data/73b72a3d6/c286a51c9bc3436f8faeb6efb21e928a [2023-11-06 22:30:35,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:30:35,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:30:35,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:35,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:30:35,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:30:35,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30459f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35, skipping insertion in model container [2023-11-06 22:30:35,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:30:35,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:35,688 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:30:35,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:35,709 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:30:35,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35 WrapperNode [2023-11-06 22:30:35,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:35,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:35,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:30:35,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:30:35,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,722 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,738 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2023-11-06 22:30:35,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:35,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:30:35,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:30:35,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:30:35,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:30:35,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:30:35,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:30:35,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:30:35,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (1/1) ... [2023-11-06 22:30:35,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:35,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:35,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:35,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:30:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:30:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:30:35,928 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:30:35,957 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:30:36,080 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:30:36,087 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:30:36,087 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:30:36,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:36 BoogieIcfgContainer [2023-11-06 22:30:36,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:30:36,091 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:30:36,091 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:30:36,095 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:30:36,096 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:30:36,096 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:30:35" (1/3) ... [2023-11-06 22:30:36,097 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@446a1d8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:30:36, skipping insertion in model container [2023-11-06 22:30:36,097 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:30:36,098 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:35" (2/3) ... [2023-11-06 22:30:36,098 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@446a1d8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:30:36, skipping insertion in model container [2023-11-06 22:30:36,098 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:30:36,099 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:36" (3/3) ... [2023-11-06 22:30:36,100 INFO L332 chiAutomizerObserver]: Analyzing ICFG Singapore-2.c [2023-11-06 22:30:36,156 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:30:36,156 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:30:36,156 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:30:36,156 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:30:36,156 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:30:36,156 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:30:36,157 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:30:36,157 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:30:36,161 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) [2023-11-06 22:30:36,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-06 22:30:36,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:36,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:36,186 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-06 22:30:36,186 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-06 22:30:36,186 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:30:36,187 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) [2023-11-06 22:30:36,188 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-06 22:30:36,188 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:36,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:36,189 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-06 22:30:36,189 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-06 22:30:36,195 INFO L748 eck$LassoCheckResult]: Stem: 8#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 3#L17true assume !!(-65535 <= main_~x~0#1 && main_~x~0#1 <= 65535); 4#L18true assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 10#L19true assume main_~x~0#1 + main_~y~0#1 <= 0; 6#L20-2true [2023-11-06 22:30:36,196 INFO L750 eck$LassoCheckResult]: Loop: 6#L20-2true assume !!(main_~x~0#1 > 0);main_~x~0#1 := main_~x~0#1 + main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 - 1; 6#L20-2true [2023-11-06 22:30:36,201 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:36,201 INFO L85 PathProgramCache]: Analyzing trace with hash 28695847, now seen corresponding path program 1 times [2023-11-06 22:30:36,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:36,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289234040] [2023-11-06 22:30:36,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:36,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:36,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:36,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:36,317 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:36,317 INFO L85 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times [2023-11-06 22:30:36,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:36,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530903691] [2023-11-06 22:30:36,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:36,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:36,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:36,335 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:36,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:36,337 INFO L85 PathProgramCache]: Analyzing trace with hash 889571281, now seen corresponding path program 1 times [2023-11-06 22:30:36,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:36,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843478046] [2023-11-06 22:30:36,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:36,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:36,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:36,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:36,438 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:30:36,439 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:30:36,439 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:30:36,439 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:30:36,440 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:30:36,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:36,440 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:30:36,440 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:30:36,441 INFO L133 ssoRankerPreferences]: Filename of dumped script: Singapore-2.c_Iteration1_Loop [2023-11-06 22:30:36,441 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:30:36,441 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:30:36,460 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,602 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:30:36,603 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:30:36,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:36,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:36,610 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:36,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:30:36,612 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:36,612 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:36,647 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:36,647 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:30:36,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:36,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:36,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:36,668 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:36,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:36,681 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:36,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:30:36,702 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:36,703 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:30:36,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:36,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:36,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:36,714 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:36,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:30:36,720 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:36,720 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:36,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:36,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:36,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:36,754 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:36,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:30:36,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:30:36,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:36,854 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:36,854 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=7, ULTIMATE.start_main_~y~0#1=6} Honda state: {ULTIMATE.start_main_~x~0#1=7, ULTIMATE.start_main_~y~0#1=6} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~y~0#1=5}, {ULTIMATE.start_main_~x~0#1=6, ULTIMATE.start_main_~y~0#1=0}, {ULTIMATE.start_main_~x~0#1=6, ULTIMATE.start_main_~y~0#1=-6}] Lambdas: [1, 2, 1] Nus: [1, 0] [2023-11-06 22:30:36,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:36,921 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:30:36,922 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:30:36,922 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:30:36,922 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:30:36,922 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:30:36,922 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:36,923 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:30:36,923 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:30:36,923 INFO L133 ssoRankerPreferences]: Filename of dumped script: Singapore-2.c_Iteration1_Lasso [2023-11-06 22:30:36,924 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:30:36,924 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:30:36,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:36,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,064 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:30:37,065 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:30:37,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,068 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:37,077 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:30:37,101 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:37,102 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:30:37,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:37,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,113 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:37,129 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:30:37,155 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:37,156 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: [] [2023-11-06 22:30:37,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:37,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,172 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:30:37,174 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:37,175 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,195 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:37,196 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:30:37,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:37,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,202 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:30:37,220 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:37,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,240 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:37,240 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:30:37,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:37,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,245 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:30:37,248 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:37,248 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,266 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:30:37,267 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:30:37,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:37,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,271 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,285 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:30:37,285 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:30:37,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:37,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:37,325 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:37,332 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:30:37,333 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:30:37,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:30:45,046 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 22:30:45,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,053 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:30:45,054 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:30:45,054 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:30:45,054 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:30:45,054 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:30:45,054 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,054 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:30:45,055 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:30:45,055 INFO L133 ssoRankerPreferences]: Filename of dumped script: Singapore-2.c_Iteration1_Lasso [2023-11-06 22:30:45,055 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:30:45,055 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:30:45,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:45,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:45,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:45,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:45,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:45,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:45,154 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:30:45,159 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:30:45,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,174 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,178 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 [2023-11-06 22:30:45,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:30:45,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:45,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:45,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:45,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,232 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:45,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:45,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:45,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:45,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:30:45,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,285 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:30:45,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:45,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:45,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:45,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:45,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,311 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:30:45,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:45,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:45,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:45,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:45,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,331 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:30:45,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:45,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:45,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:45,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,406 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:45,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:30:45,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:45,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:45,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,496 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 22:30:45,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,497 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:30:45,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,511 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:30:45,515 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 22:30:45,515 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 22:30:45,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,538 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:30:45,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:45,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:30:45,570 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:30:45,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:45,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,589 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:45,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,611 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:30:45,619 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:30:45,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:45,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:30:45,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,638 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:30:45,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:45,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,655 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:30:45,657 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:30:45,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:45,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,685 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,701 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:30:45,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:30:45,705 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 22:30:45,705 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 22:30:45,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:45,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,734 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:45,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:45,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:45,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:45,752 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:30:45,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:30:45,774 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 22:30:45,775 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 22:30:45,799 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:30:45,839 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-06 22:30:45,839 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2023-11-06 22:30:45,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:45,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:45,859 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:45,861 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:30:45,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:30:45,877 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 3. [2023-11-06 22:30:45,877 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:30:45,878 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = 2*ULTIMATE.start_main_~y~0#1 + 3*ULTIMATE.start_main_~x~0#1 f1 = 2*ULTIMATE.start_main_~x~0#1 Supporting invariants [-1*ULTIMATE.start_main_~x~0#1 - 1*ULTIMATE.start_main_~y~0#1 >= 0] [2023-11-06 22:30:45,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:45,894 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2023-11-06 22:30:45,903 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~y~0 + 3 * ~x~0 > 0 then 1 else 0) could not be translated [2023-11-06 22:30:45,905 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~y~0 + 3 * ~x~0 > 0 then 2 * ~y~0 + 3 * ~x~0 else 2 * ~x~0) could not be translated [2023-11-06 22:30:45,951 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:45,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:30:45,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:46,009 WARN L260 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:30:46,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:46,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:46,071 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-11-06 22:30:46,073 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2023-11-06 22:30:46,185 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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 21 states and 26 transitions. Complement of second has 6 states. [2023-11-06 22:30:46,187 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 [2023-11-06 22:30:46,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2023-11-06 22:30:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2023-11-06 22:30:46,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 5 letters. Loop has 1 letters. [2023-11-06 22:30:46,198 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:46,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 1 letters. [2023-11-06 22:30:46,198 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:46,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-06 22:30:46,200 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:46,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 26 transitions. [2023-11-06 22:30:46,207 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:30:46,210 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 0 states and 0 transitions. [2023-11-06 22:30:46,211 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:30:46,211 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:30:46,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:30:46,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:46,212 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:30:46,213 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:30:46,214 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:30:46,215 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:30:46,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:30:46,215 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:30:46,215 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:30:46,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:30:46 BoogieIcfgContainer [2023-11-06 22:30:46,223 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:30:46,224 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:30:46,224 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:30:46,224 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:30:46,225 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:36" (3/4) ... [2023-11-06 22:30:46,227 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:30:46,228 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:30:46,229 INFO L158 Benchmark]: Toolchain (without parser) took 10709.55ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 91.1MB in the beginning and 121.4MB in the end (delta: -30.3MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-06 22:30:46,230 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:30:46,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.81ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 81.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:30:46,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.14ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:30:46,231 INFO L158 Benchmark]: Boogie Preprocessor took 19.76ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 79.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:30:46,232 INFO L158 Benchmark]: RCFGBuilder took 329.41ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 79.2MB in the beginning and 149.7MB in the end (delta: -70.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:30:46,233 INFO L158 Benchmark]: BuchiAutomizer took 10132.34ms. Allocated memory is still 182.5MB. Free memory was 149.7MB in the beginning and 121.4MB in the end (delta: 28.3MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-06 22:30:46,233 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 182.5MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:30:46,236 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.81ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 81.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.14ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.76ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 79.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 329.41ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 79.2MB in the beginning and 149.7MB in the end (delta: -70.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 10132.34ms. Allocated memory is still 182.5MB. Free memory was 149.7MB in the beginning and 121.4MB in the end (delta: 28.3MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 182.5MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~y~0 + 3 * ~x~0 > 0 then 1 else 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~y~0 + 3 * ~x~0 > 0 then 2 * ~y~0 + 3 * ~x~0 else 2 * ~x~0) could not be translated * 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). One deterministic module has 2-nested ranking function NULL, NULL and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 9.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 13 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital27 mio100 ax148 hnf100 lsp68 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq156 hnf94 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 8.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-06 22:30:46,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:46,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecabb1b7-d2f0-4b3f-b9ae-dc25bb3e67c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE