./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --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 6d6de59cf2b416f7340c8c861064933450d6034e9a050a1b7fe5107e8fa4152f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:35:09,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:35:09,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 00:35:09,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:35:09,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:35:09,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:35:09,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:35:09,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:35:09,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:35:09,251 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:35:09,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:35:09,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:35:09,253 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:35:09,254 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 00:35:09,254 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 00:35:09,255 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 00:35:09,255 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 00:35:09,256 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 00:35:09,256 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 00:35:09,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:35:09,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 00:35:09,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:35:09,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:35:09,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 00:35:09,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 00:35:09,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 00:35:09,261 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:35:09,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:35:09,262 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 00:35:09,262 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:35:09,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:35:09,263 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:35:09,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:35:09,263 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:35:09,264 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 00:35:09,264 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_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6de59cf2b416f7340c8c861064933450d6034e9a050a1b7fe5107e8fa4152f [2023-11-29 00:35:09,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:35:09,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:35:09,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:35:09,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:35:09,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:35:09,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c [2023-11-29 00:35:12,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:35:12,463 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:35:12,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c [2023-11-29 00:35:12,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/data/4cd4ce212/7c1a2703353a4d29a3eda013077bb1f2/FLAG40b730c08 [2023-11-29 00:35:12,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/data/4cd4ce212/7c1a2703353a4d29a3eda013077bb1f2 [2023-11-29 00:35:12,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:35:12,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:35:12,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:35:12,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:35:12,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:35:12,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72cbe498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12, skipping insertion in model container [2023-11-29 00:35:12,498 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,513 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:35:12,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:35:12,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:35:12,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:35:12,658 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:35:12,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12 WrapperNode [2023-11-29 00:35:12,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:35:12,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:35:12,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:35:12,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:35:12,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,681 INFO L138 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 20 [2023-11-29 00:35:12,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:35:12,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:35:12,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:35:12,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:35:12,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,691 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,696 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-29 00:35:12,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:35:12,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:35:12,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:35:12,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:35:12,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (1/1) ... [2023-11-29 00:35:12,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:12,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:12,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:12,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 00:35:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:35:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:35:12,812 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:35:12,814 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:35:12,879 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:35:12,888 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:35:12,888 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:35:12,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:12 BoogieIcfgContainer [2023-11-29 00:35:12,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:35:12,891 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 00:35:12,891 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 00:35:12,895 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 00:35:12,896 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:35:12,896 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 12:35:12" (1/3) ... [2023-11-29 00:35:12,897 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46e7da1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:35:12, skipping insertion in model container [2023-11-29 00:35:12,897 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:35:12,897 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:12" (2/3) ... [2023-11-29 00:35:12,898 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46e7da1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:35:12, skipping insertion in model container [2023-11-29 00:35:12,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:35:12,898 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:12" (3/3) ... [2023-11-29 00:35:12,899 INFO L332 chiAutomizerObserver]: Analyzing ICFG java_LogBuiltIn.c [2023-11-29 00:35:12,952 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 00:35:12,953 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 00:35:12,953 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 00:35:12,953 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 00:35:12,953 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 00:35:12,953 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 00:35:12,953 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 00:35:12,954 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 00:35:12,958 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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) [2023-11-29 00:35:12,975 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-29 00:35:12,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:35:12,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:35:12,980 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 00:35:12,981 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-29 00:35:12,981 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 00:35:12,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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) [2023-11-29 00:35:12,982 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-29 00:35:12,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:35:12,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:35:12,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 00:35:12,983 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-29 00:35:12,991 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1;havoc main_#t~nondet1#1;assume { :begin_inline_mlog } true;mlog_#in~x#1 := main_#t~nondet1#1;havoc mlog_#res#1;havoc mlog_#t~post0#1, mlog_~x#1, mlog_~res~0#1;mlog_~x#1 := mlog_#in~x#1;mlog_~res~0#1 := 0; 5#L7-2true [2023-11-29 00:35:12,991 INFO L750 eck$LassoCheckResult]: Loop: 5#L7-2true assume !!(mlog_~x#1 > 1);mlog_~x#1 := (if mlog_~x#1 < 0 && 0 != mlog_~x#1 % 2 then 1 + mlog_~x#1 / 2 else mlog_~x#1 / 2);mlog_#t~post0#1 := mlog_~res~0#1;mlog_~res~0#1 := 1 + mlog_#t~post0#1;havoc mlog_#t~post0#1; 5#L7-2true [2023-11-29 00:35:12,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:12,997 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-29 00:35:13,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:13,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430624057] [2023-11-29 00:35:13,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:13,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:13,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:35:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:13,114 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:35:13,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:13,118 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-29 00:35:13,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:13,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455279269] [2023-11-29 00:35:13,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:13,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:13,140 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:35:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:13,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:35:13,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:13,153 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-29 00:35:13,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:13,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247037915] [2023-11-29 00:35:13,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:13,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:13,166 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:35:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:13,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:35:13,285 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:35:13,286 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:35:13,286 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:35:13,286 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:35:13,286 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:35:13,286 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,286 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:35:13,287 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:35:13,287 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn.c_Iteration1_Loop [2023-11-29 00:35:13,287 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:35:13,287 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:35:13,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:35:13,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:35:13,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:35:13,403 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:35:13,403 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:35:13,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 00:35:13,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:35:13,415 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:35:13,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:35:13,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,440 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 00:35:13,444 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:35:13,444 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:35:13,482 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:35:13,482 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mlog_~res~0#1=0} Honda state: {ULTIMATE.start_mlog_~res~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_mlog_~res~0#1=2}, {ULTIMATE.start_mlog_~res~0#1=-8}, {ULTIMATE.start_mlog_~res~0#1=7}] Lambdas: [5, 1, 1] Nus: [1, 0] [2023-11-29 00:35:13,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 00:35:13,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,488 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 00:35:13,498 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:35:13,498 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:35:13,514 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:35:13,514 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mlog_#t~post0#1=0} Honda state: {ULTIMATE.start_mlog_#t~post0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:35:13,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 00:35:13,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,519 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 00:35:13,527 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:35:13,528 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:35:13,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 00:35:13,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,553 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 00:35:13,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:35:13,556 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:35:13,596 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 00:35:13,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 00:35:13,599 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:35:13,600 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:35:13,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:35:13,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:35:13,600 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:35:13,600 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,600 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:35:13,600 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:35:13,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn.c_Iteration1_Loop [2023-11-29 00:35:13,601 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:35:13,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:35:13,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:35:13,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:35:13,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:35:13,676 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:35:13,680 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:35:13,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,683 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 00:35:13,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:35:13,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:35:13,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:35:13,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:35:13,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:35:13,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:35:13,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:35:13,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:35:13,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:35:13,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 00:35:13,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,713 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 00:35:13,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:35:13,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:35:13,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:35:13,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:35:13,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:35:13,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:35:13,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:35:13,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:35:13,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:35:13,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 00:35:13,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,742 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 00:35:13,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:35:13,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:35:13,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:35:13,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:35:13,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:35:13,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:35:13,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:35:13,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:35:13,765 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:35:13,768 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2023-11-29 00:35:13,769 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-29 00:35:13,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:35:13,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:13,798 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:13,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 00:35:13,802 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:35:13,802 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 00:35:13,803 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:35:13,803 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_mlog_~x#1) = 1*ULTIMATE.start_mlog_~x#1 Supporting invariants [] [2023-11-29 00:35:13,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 00:35:13,809 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 00:35:13,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:13,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:35:13,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:35:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:13,854 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:35:13,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:35:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:35:13,886 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 [2023-11-29 00:35:13,887 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-29 00:35:13,917 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 16 states and 19 transitions. Complement of second has 6 states. [2023-11-29 00:35:13,919 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 [2023-11-29 00:35:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-29 00:35:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2023-11-29 00:35:13,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 1 letters. [2023-11-29 00:35:13,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:35:13,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 3 letters. Loop has 1 letters. [2023-11-29 00:35:13,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:35:13,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 2 letters. [2023-11-29 00:35:13,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:35:13,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 19 transitions. [2023-11-29 00:35:13,928 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 00:35:13,930 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2023-11-29 00:35:13,931 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 00:35:13,931 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 00:35:13,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 00:35:13,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:35:13,932 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 00:35:13,932 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 00:35:13,932 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 00:35:13,932 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 00:35:13,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 00:35:13,932 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 00:35:13,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 00:35:13,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 12:35:13 BoogieIcfgContainer [2023-11-29 00:35:13,938 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 00:35:13,939 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:35:13,939 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:35:13,939 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:35:13,939 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:12" (3/4) ... [2023-11-29 00:35:13,941 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:35:13,941 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:35:13,942 INFO L158 Benchmark]: Toolchain (without parser) took 1453.79ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 100.3MB in the beginning and 103.2MB in the end (delta: -2.9MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-11-29 00:35:13,943 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:35:13,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.22ms. Allocated memory is still 132.1MB. Free memory was 100.3MB in the beginning and 90.7MB in the end (delta: 9.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 00:35:13,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.40ms. Allocated memory is still 132.1MB. Free memory was 90.7MB in the beginning and 89.4MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:35:13,945 INFO L158 Benchmark]: Boogie Preprocessor took 20.62ms. Allocated memory is still 132.1MB. Free memory was 89.4MB in the beginning and 88.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:35:13,945 INFO L158 Benchmark]: RCFGBuilder took 186.78ms. Allocated memory is still 132.1MB. Free memory was 88.1MB in the beginning and 79.8MB in the end (delta: 8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 00:35:13,946 INFO L158 Benchmark]: BuchiAutomizer took 1047.35ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 79.8MB in the beginning and 103.2MB in the end (delta: -23.4MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-29 00:35:13,946 INFO L158 Benchmark]: Witness Printer took 2.67ms. Allocated memory is still 163.6MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:35:13,949 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 169.22ms. Allocated memory is still 132.1MB. Free memory was 100.3MB in the beginning and 90.7MB in the end (delta: 9.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.40ms. Allocated memory is still 132.1MB. Free memory was 90.7MB in the beginning and 89.4MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.62ms. Allocated memory is still 132.1MB. Free memory was 89.4MB in the beginning and 88.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 186.78ms. Allocated memory is still 132.1MB. Free memory was 88.1MB in the beginning and 79.8MB in the end (delta: 8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 1047.35ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 79.8MB in the beginning and 103.2MB in the end (delta: -23.4MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Witness Printer took 2.67ms. Allocated memory is still 163.6MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 4 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp66 ukn100 mio100 lsp100 div450 bol100 ite100 ukn100 eq108 hnf97 smp47 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 00:35:13,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 00:35:14,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc820871-572e-499a-a6be-52676faa41cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE