./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.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_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/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_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/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_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/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 f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:39:04,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:39:04,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:39:04,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:39:04,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:39:04,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:39:04,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:39:04,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:39:04,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:39:04,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:39:04,874 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:39:04,875 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:39:04,875 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:39:04,877 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:39:04,878 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:39:04,878 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:39:04,879 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:39:04,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:39:04,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:39:04,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:39:04,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:39:04,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:39:04,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:39:04,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:39:04,883 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:39:04,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:39:04,884 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:39:04,885 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:39:04,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:39:04,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:39:04,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:39:04,888 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:39:04,888 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:39:04,889 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_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2023-11-06 22:39:05,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:39:05,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:39:05,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:39:05,252 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:39:05,253 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:39:05,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2023-11-06 22:39:08,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:39:08,505 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:39:08,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2023-11-06 22:39:08,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/data/d9084dfe4/86c96ba42dfb47ba8a8e40a9e0db901b/FLAG00562b1a2 [2023-11-06 22:39:08,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/data/d9084dfe4/86c96ba42dfb47ba8a8e40a9e0db901b [2023-11-06 22:39:08,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:39:08,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:39:08,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:08,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:39:08,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:39:08,554 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf8d7db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08, skipping insertion in model container [2023-11-06 22:39:08,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:39:08,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:08,789 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:39:08,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:08,827 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:39:08,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08 WrapperNode [2023-11-06 22:39:08,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:08,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:08,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:39:08,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:39:08,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,863 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2023-11-06 22:39:08,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:08,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:39:08,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:39:08,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:39:08,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:39:08,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:39:08,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:39:08,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:39:08,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (1/1) ... [2023-11-06 22:39:08,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:08,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:08,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:08,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:39:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:39:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:39:09,099 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:39:09,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:39:09,202 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:39:09,209 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:39:09,209 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:39:09,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:09 BoogieIcfgContainer [2023-11-06 22:39:09,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:39:09,213 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:39:09,213 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:39:09,218 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:39:09,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:39:09,219 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:39:08" (1/3) ... [2023-11-06 22:39:09,221 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2253e5dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:39:09, skipping insertion in model container [2023-11-06 22:39:09,221 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:39:09,221 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:08" (2/3) ... [2023-11-06 22:39:09,222 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2253e5dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:39:09, skipping insertion in model container [2023-11-06 22:39:09,222 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:39:09,222 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:09" (3/3) ... [2023-11-06 22:39:09,224 INFO L332 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2023-11-06 22:39:09,291 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:39:09,291 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:39:09,292 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:39:09,292 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:39:09,292 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:39:09,292 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:39:09,294 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:39:09,295 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:39:09,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 22:39:09,326 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-06 22:39:09,327 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:39:09,327 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:39:09,334 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:09,334 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-06 22:39:09,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:39:09,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 22:39:09,339 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-06 22:39:09,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:39:09,341 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:39:09,341 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:09,342 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-06 22:39:09,350 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 3#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 6#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L26true assume main_~a~0#1 == main_~b~0#1; 12#L27-2true [2023-11-06 22:39:09,351 INFO L750 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 12#L27-2true [2023-11-06 22:39:09,357 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:09,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2023-11-06 22:39:09,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:09,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069208340] [2023-11-06 22:39:09,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:09,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:39:09,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:39:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:39:09,519 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:39:09,522 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:09,523 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2023-11-06 22:39:09,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:09,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82916237] [2023-11-06 22:39:09,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:09,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:39:09,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:39:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:39:09,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:39:09,572 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:09,573 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2023-11-06 22:39:09,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:09,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055999025] [2023-11-06 22:39:09,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:09,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:39:09,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:39:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:39:09,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:39:09,770 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:39:09,771 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:39:09,771 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:39:09,772 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:39:09,772 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:39:09,772 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:09,772 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:39:09,772 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:39:09,773 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2023-11-06 22:39:09,773 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:39:09,773 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:39:09,793 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 22:39:09,811 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 22:39:09,815 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 22:39:09,942 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:39:09,943 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:39:09,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:09,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:09,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:09,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:39:09,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:39:09,952 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:39:09,973 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:39:09,973 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 22:39:09,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:09,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:09,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:09,979 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:09,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:39:09,982 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:39:09,982 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:39:10,005 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:39:10,005 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 22:39:10,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:10,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:10,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:10,016 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:10,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:39:10,029 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:39:10,029 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:39:10,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:10,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:10,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:10,072 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:10,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:39:10,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:39:10,077 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:39:10,430 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:39:10,430 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=7, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=3}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=3}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=-6, ULTIMATE.start_main_~y~0#1=7, ULTIMATE.start_main_~b~0#1=-6}] Lambdas: [1, 1, 1] Nus: [0, 0] [2023-11-06 22:39:10,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:10,517 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:39:10,518 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:39:10,518 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:39:10,518 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:39:10,518 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:39:10,518 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:10,519 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:39:10,519 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:39:10,519 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2023-11-06 22:39:10,519 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:39:10,519 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:39:10,523 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 22:39:10,551 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 22:39:10,554 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 22:39:10,557 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 22:39:10,560 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 22:39:10,563 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 22:39:10,574 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 22:39:10,578 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 22:39:10,704 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:39:10,704 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:39:10,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:10,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:10,706 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:10,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:39:10,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:39:10,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:39:10,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:10,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:10,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:10,818 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:10,829 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:39:10,829 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:39:10,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:39:10,871 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 22:39:10,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:10,881 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:39:10,881 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:39:10,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:39:10,881 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:39:10,881 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:39:10,881 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:10,881 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:39:10,882 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:39:10,882 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2023-11-06 22:39:10,882 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:39:10,882 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:39:10,885 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 22:39:10,890 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 22:39:10,918 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 22:39:10,921 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 22:39:10,924 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 22:39:10,928 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 22:39:10,931 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 22:39:10,937 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 22:39:11,072 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:39:11,077 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:39:11,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,081 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:39:11,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:39:11,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:39:11,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,131 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,149 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:39:11,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:39:11,186 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-06 22:39:11,186 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 22:39:11,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,240 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:39:11,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:39:11,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,292 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:39:11,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:39:11,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,341 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:39:11,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:39:11,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,386 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:11,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:39:11,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:39:11,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,421 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:39:11,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:39:11,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:39:11,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,481 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:39:11,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:39:11,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:39:11,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,545 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 22:39:11,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,548 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,574 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:39:11,584 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 22:39:11,584 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 22:39:11,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,610 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:11,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,635 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:39:11,635 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:39:11,667 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2023-11-06 22:39:11,668 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 22:39:11,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,764 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:11,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,781 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,783 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:39:11,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:39:11,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,810 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,828 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:39:11,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:39:11,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,853 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:39:11,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,876 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,877 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:39:11,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,902 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:11,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:11,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,920 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,921 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:39:11,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:11,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:39:11,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,941 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:11,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:11,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:11,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:11,958 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:11,962 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 22:39:11,962 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 22:39:11,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:39:11,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:11,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:11,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:11,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:11,985 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:11,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,002 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:12,003 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:39:12,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:39:12,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,024 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 22:39:12,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,026 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,043 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:39:12,049 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 22:39:12,049 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 22:39:12,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,085 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,106 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:39:12,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:39:12,142 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2023-11-06 22:39:12,143 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2023-11-06 22:39:12,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,234 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:39:12,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:39:12,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,289 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:39:12,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:39:12,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,333 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,354 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:39:12,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:39:12,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,370 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,387 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:39:12,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 22:39:12,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,425 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 22:39:12,447 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 22:39:12,448 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 22:39:12,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,471 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:39:12,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:39:12,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 22:39:12,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,510 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 22:39:12,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,512 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,529 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 22:39:12,533 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 22:39:12,534 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 22:39:12,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,557 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,575 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:39:12,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 22:39:12,608 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2023-11-06 22:39:12,608 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2023-11-06 22:39:12,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,725 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 22:39:12,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,743 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:39:12,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-06 22:39:12,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,753 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 22:39:12,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,766 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,767 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:39:12,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,802 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,827 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:39:12,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 22:39:12,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,853 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:12,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,872 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,873 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:39:12,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 22:39:12,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,894 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,913 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 22:39:12,918 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 22:39:12,918 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 22:39:12,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:12,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:12,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:12,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:12,953 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:12,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:12,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 22:39:12,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:39:12,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:39:12,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:12,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:12,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:39:12,972 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:39:12,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:39:12,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:13,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:13,008 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 22:39:13,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:13,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:13,010 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:13,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:39:13,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:39:13,031 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:39:13,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:13,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:39:13,032 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:13,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 22:39:13,035 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 22:39:13,035 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 22:39:13,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:39:13,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:13,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:13,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:13,063 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:13,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:39:13,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:39:13,081 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:39:13,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:39:13,081 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:39:13,081 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:39:13,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 22:39:13,101 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2023-11-06 22:39:13,102 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 22:39:13,198 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:39:13,359 INFO L443 ModelExtractionUtils]: Simplification made 25 calls to the SMT solver. [2023-11-06 22:39:13,359 INFO L444 ModelExtractionUtils]: 10 out of 42 variables were initially zero. Simplification set additionally 20 variables to zero. [2023-11-06 22:39:13,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:13,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:13,392 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:13,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 22:39:13,397 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:39:13,434 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2023-11-06 22:39:13,434 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:39:13,435 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0#1 + 1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [1*ULTIMATE.start_main_~b~0#1 - 1*ULTIMATE.start_main_~a~0#1 >= 0, -1*ULTIMATE.start_main_~b~0#1 + 1*ULTIMATE.start_main_~a~0#1 >= 0] [2023-11-06 22:39:13,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:13,459 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2023-11-06 22:39:13,473 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if ~x~0 + 1 > 0 then 1 else 0) could not be translated [2023-11-06 22:39:13,475 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if ~x~0 + 1 > 0 then ~x~0 + 1 else 2 * ~y~0 + 1) could not be translated [2023-11-06 22:39:13,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:13,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:39:13,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:13,604 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:39:13,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:13,605 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 22:39:13,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-06 22:39:13,640 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 22:39:13,642 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 22:39:13,740 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 23 states and 30 transitions. Complement of second has 6 states. [2023-11-06 22:39:13,742 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 22:39:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 22:39:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2023-11-06 22:39:13,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 7 letters. Loop has 1 letters. [2023-11-06 22:39:13,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:39:13,751 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 8 letters. Loop has 1 letters. [2023-11-06 22:39:13,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:39:13,751 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 7 letters. Loop has 2 letters. [2023-11-06 22:39:13,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:39:13,752 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 30 transitions. [2023-11-06 22:39:13,757 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:39:13,759 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 0 states and 0 transitions. [2023-11-06 22:39:13,760 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:39:13,761 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:39:13,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:39:13,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:39:13,761 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:39:13,762 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:39:13,762 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:39:13,762 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:39:13,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:39:13,762 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:39:13,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:39:13,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:39:13 BoogieIcfgContainer [2023-11-06 22:39:13,772 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:39:13,772 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:39:13,772 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:39:13,773 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:39:13,773 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:09" (3/4) ... [2023-11-06 22:39:13,775 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:39:13,776 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:39:13,777 INFO L158 Benchmark]: Toolchain (without parser) took 5231.98ms. Allocated memory is still 182.5MB. Free memory was 137.7MB in the beginning and 138.1MB in the end (delta: -380.6kB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2023-11-06 22:39:13,778 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:13,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.46ms. Allocated memory is still 182.5MB. Free memory was 137.7MB in the beginning and 128.0MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:39:13,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.97ms. Allocated memory is still 182.5MB. Free memory was 128.0MB in the beginning and 126.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:13,779 INFO L158 Benchmark]: Boogie Preprocessor took 35.79ms. Allocated memory is still 182.5MB. Free memory was 126.6MB in the beginning and 125.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:13,779 INFO L158 Benchmark]: RCFGBuilder took 310.69ms. Allocated memory is still 182.5MB. Free memory was 125.4MB in the beginning and 116.4MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:39:13,780 INFO L158 Benchmark]: BuchiAutomizer took 4558.66ms. Allocated memory is still 182.5MB. Free memory was 116.1MB in the beginning and 138.1MB in the end (delta: -21.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:13,780 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 182.5MB. Free memory is still 138.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:13,782 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.46ms. Allocated memory is still 182.5MB. Free memory was 137.7MB in the beginning and 128.0MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.97ms. Allocated memory is still 182.5MB. Free memory was 128.0MB in the beginning and 126.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.79ms. Allocated memory is still 182.5MB. Free memory was 126.6MB in the beginning and 125.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 310.69ms. Allocated memory is still 182.5MB. Free memory was 125.4MB in the beginning and 116.4MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 4558.66ms. Allocated memory is still 182.5MB. Free memory was 116.1MB in the beginning and 138.1MB in the end (delta: -21.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 182.5MB. Free memory is still 138.1MB. 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 ~x~0 + 1 > 0 then 1 else 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if ~x~0 + 1 > 0 then ~x~0 + 1 else 2 * ~y~0 + 1) 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-phase ranking function NULL, NULL and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.1s. 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, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 17 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital47 mio100 ax128 hnf100 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq146 hnf96 smp100 dnf153 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 157ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s 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 22:39:13,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_328efd6e-afe5-43ef-9e3d-ebe55c4c9d6c/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