./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrncat_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/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_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrncat_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/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_08975a72-594f-451e-b5c8-2926a4e5af07/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 32b638142d47f07114d40dfbdfc741b7fdcb6c00b04416e88fb2c521a1626d73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:00:05,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:00:05,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 23:00:05,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:00:05,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:00:05,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:00:05,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:00:05,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:00:05,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:00:05,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:00:05,863 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:00:05,864 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 23:00:05,864 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 23:00:05,866 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 23:00:05,866 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 23:00:05,867 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 23:00:05,867 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 23:00:05,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:00:05,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 23:00:05,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:00:05,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:00:05,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 23:00:05,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 23:00:05,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 23:00:05,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:00:05,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:00:05,872 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 23:00:05,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:00:05,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:00:05,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:00:05,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:00:05,874 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:00:05,875 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 23:00:05,875 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_08975a72-594f-451e-b5c8-2926a4e5af07/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32b638142d47f07114d40dfbdfc741b7fdcb6c00b04416e88fb2c521a1626d73 [2023-11-06 23:00:06,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:00:06,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:00:06,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:00:06,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:00:06,287 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:00:06,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-15/cstrncat_diffterm_alloca.i [2023-11-06 23:00:09,389 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:00:09,695 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:00:09,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/sv-benchmarks/c/termination-15/cstrncat_diffterm_alloca.i [2023-11-06 23:00:09,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/data/047054177/f989dc3706934f098ace22a49eabdfb1/FLAG92a73eac3 [2023-11-06 23:00:09,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/data/047054177/f989dc3706934f098ace22a49eabdfb1 [2023-11-06 23:00:09,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:00:09,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:00:09,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:00:09,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:00:09,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:00:09,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:00:09" (1/1) ... [2023-11-06 23:00:09,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8a2593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:09, skipping insertion in model container [2023-11-06 23:00:09,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:00:09" (1/1) ... [2023-11-06 23:00:09,786 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:00:10,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:00:10,198 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:00:10,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:00:10,309 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:00:10,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10 WrapperNode [2023-11-06 23:00:10,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:00:10,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:00:10,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:00:10,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:00:10,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,379 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-06 23:00:10,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:00:10,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:00:10,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:00:10,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:00:10,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:00:10,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:00:10,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:00:10,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:00:10,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (1/1) ... [2023-11-06 23:00:10,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:10,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:10,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:10,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 23:00:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:00:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:00:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:00:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:00:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:00:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:00:10,615 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:00:10,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:00:10,830 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:00:10,837 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:00:10,837 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 23:00:10,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:00:10 BoogieIcfgContainer [2023-11-06 23:00:10,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:00:10,841 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 23:00:10,841 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 23:00:10,845 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 23:00:10,846 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:00:10,846 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 11:00:09" (1/3) ... [2023-11-06 23:00:10,847 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@649422c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 11:00:10, skipping insertion in model container [2023-11-06 23:00:10,847 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:00:10,847 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:10" (2/3) ... [2023-11-06 23:00:10,847 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@649422c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 11:00:10, skipping insertion in model container [2023-11-06 23:00:10,848 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:00:10,848 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:00:10" (3/3) ... [2023-11-06 23:00:10,849 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrncat_diffterm_alloca.i [2023-11-06 23:00:10,912 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 23:00:10,914 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 23:00:10,915 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 23:00:10,915 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 23:00:10,915 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 23:00:10,916 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 23:00:10,916 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 23:00:10,916 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 23:00:10,921 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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 23:00:10,943 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-06 23:00:10,944 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:00:10,944 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:00:10,949 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 23:00:10,949 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:00:10,949 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 23:00:10,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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 23:00:10,951 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-06 23:00:10,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:00:10,952 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:00:10,952 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 23:00:10,952 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:00:10,959 INFO L748 eck$LassoCheckResult]: Stem: 13#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~malloc217#1.base, main_#t~malloc217#1.offset, main_#t~ret218#1.base, main_#t~ret218#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;havoc main_#t~nondet215#1;main_~n~0#1 := main_#t~nondet215#1;havoc main_#t~nondet215#1; 17#L381true assume !(main_~length1~0#1 < 1); 14#L381-2true assume !(main_~length2~0#1 < 1); 12#L384-1true assume !(main_~n~0#1 < 1); 16#L387-1true assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call main_#t~malloc217#1.base, main_#t~malloc217#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc217#1.base, main_#t~malloc217#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post206#1.base, cstrncat_#t~post206#1.offset, cstrncat_#t~mem205#1, cstrncat_#t~post210#1, cstrncat_#t~post211#1.base, cstrncat_#t~post211#1.offset, cstrncat_#t~post207#1.base, cstrncat_#t~post207#1.offset, cstrncat_#t~mem208#1, cstrncat_#t~short209#1, cstrncat_#t~mem212#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 2#L367-3true [2023-11-06 23:00:10,959 INFO L750 eck$LassoCheckResult]: Loop: 2#L367-3true call cstrncat_#t~mem205#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 15#L367-1true assume !!(49 != cstrncat_#t~mem205#1);havoc cstrncat_#t~mem205#1;cstrncat_#t~post206#1.base, cstrncat_#t~post206#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post206#1.base, 1 + cstrncat_#t~post206#1.offset;havoc cstrncat_#t~post206#1.base, cstrncat_#t~post206#1.offset; 2#L367-3true [2023-11-06 23:00:10,965 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:10,965 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2023-11-06 23:00:10,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:10,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201008529] [2023-11-06 23:00:10,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:10,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:11,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:11,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:11,327 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:11,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-11-06 23:00:11,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:11,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889084561] [2023-11-06 23:00:11,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:11,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:11,350 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:11,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:11,369 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:11,369 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2023-11-06 23:00:11,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:11,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175528045] [2023-11-06 23:00:11,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:11,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:11,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:11,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:12,586 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:12,587 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:12,587 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:12,587 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:12,587 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:00:12,587 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:12,587 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:12,588 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:12,588 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncat_diffterm_alloca.i_Iteration1_Lasso [2023-11-06 23:00:12,588 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:12,588 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:12,609 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 23:00:12,621 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 23:00:12,624 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 23:00:12,627 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 23:00:12,631 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 23:00:12,634 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 23:00:12,638 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 23:00:12,641 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 23:00:13,275 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 23:00:13,278 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 23:00:13,282 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 23:00:13,285 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 23:00:13,288 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 23:00:13,290 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 23:00:13,294 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 23:00:13,298 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 23:00:13,301 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 23:00:13,304 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 23:00:13,306 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 23:00:13,309 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 23:00:13,311 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 23:00:13,314 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 23:00:13,318 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 23:00:13,321 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 23:00:13,326 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 23:00:13,329 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 23:00:13,332 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 23:00:13,335 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 23:00:14,023 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:14,027 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:00:14,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,047 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 23:00:14,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 23:00:14,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,095 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,108 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 23:00:14,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 23:00:14,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:14,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:14,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:14,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 23:00:14,145 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 23:00:14,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:14,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:14,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:14,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,191 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 23:00:14,199 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 23:00:14,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,253 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,259 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 23:00:14,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 23:00:14,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:14,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:14,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:14,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,288 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 23:00:14,298 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 23:00:14,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,342 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,352 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 23:00:14,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 23:00:14,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:14,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:14,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:14,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-06 23:00:14,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,380 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 23:00:14,387 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 23:00:14,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,450 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,460 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 23:00:14,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 23:00:14,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,476 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,505 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,521 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 23:00:14,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 23:00:14,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,559 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,567 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 23:00:14,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:14,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,580 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 23:00:14,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,582 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:14,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:14,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 23:00:14,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,612 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,618 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 23:00:14,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 23:00:14,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,654 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 23:00:14,659 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 23:00:14,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:14,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,714 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 23:00:14,723 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 23:00:14,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:14,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:14,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:14,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:14,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:14,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:14,785 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 23:00:14,829 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-06 23:00:14,829 INFO L444 ModelExtractionUtils]: 25 out of 34 variables were initially zero. Simplification set additionally 6 variables to zero. [2023-11-06 23:00:14,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:14,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:14,870 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:14,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 23:00:14,874 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 23:00:14,907 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 23:00:14,908 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 23:00:14,908 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_1, ULTIMATE.start_cstrncat_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_1 - 1*ULTIMATE.start_cstrncat_~s~0#1.offset Supporting invariants [] [2023-11-06 23:00:14,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:14,970 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2023-11-06 23:00:14,979 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc216!base] could not be translated [2023-11-06 23:00:15,008 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:15,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 23:00:15,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:15,077 WARN L260 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:00:15,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:15,106 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 23:00:15,147 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-06 23:00:15,149 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 23:00:15,270 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 50 states and 73 transitions. Complement of second has 8 states. [2023-11-06 23:00:15,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 23:00:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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 23:00:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2023-11-06 23:00:15,280 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 6 letters. Loop has 2 letters. [2023-11-06 23:00:15,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:00:15,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 23:00:15,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:00:15,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 6 letters. Loop has 4 letters. [2023-11-06 23:00:15,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:00:15,283 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 73 transitions. [2023-11-06 23:00:15,286 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 23:00:15,290 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 20 states and 27 transitions. [2023-11-06 23:00:15,291 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-06 23:00:15,291 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2023-11-06 23:00:15,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2023-11-06 23:00:15,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:00:15,292 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2023-11-06 23:00:15,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2023-11-06 23:00:15,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2023-11-06 23:00:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 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 23:00:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2023-11-06 23:00:15,319 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-06 23:00:15,320 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-06 23:00:15,320 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 23:00:15,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2023-11-06 23:00:15,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 23:00:15,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:00:15,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:00:15,326 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:15,327 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 23:00:15,327 INFO L748 eck$LassoCheckResult]: Stem: 181#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 182#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~malloc217#1.base, main_#t~malloc217#1.offset, main_#t~ret218#1.base, main_#t~ret218#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;havoc main_#t~nondet215#1;main_~n~0#1 := main_#t~nondet215#1;havoc main_#t~nondet215#1; 184#L381 assume !(main_~length1~0#1 < 1); 183#L381-2 assume !(main_~length2~0#1 < 1); 179#L384-1 assume !(main_~n~0#1 < 1); 180#L387-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call main_#t~malloc217#1.base, main_#t~malloc217#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc217#1.base, main_#t~malloc217#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post206#1.base, cstrncat_#t~post206#1.offset, cstrncat_#t~mem205#1, cstrncat_#t~post210#1, cstrncat_#t~post211#1.base, cstrncat_#t~post211#1.offset, cstrncat_#t~post207#1.base, cstrncat_#t~post207#1.offset, cstrncat_#t~mem208#1, cstrncat_#t~short209#1, cstrncat_#t~mem212#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 172#L367-3 call cstrncat_#t~mem205#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 173#L367-1 assume !(49 != cstrncat_#t~mem205#1);havoc cstrncat_#t~mem205#1; 170#L369-4 cstrncat_#t~short209#1 := 0 != cstrncat_~n#1; 171#L369 assume !cstrncat_#t~short209#1; 178#L369-2 assume !!cstrncat_#t~short209#1;havoc cstrncat_#t~post207#1.base, cstrncat_#t~post207#1.offset;havoc cstrncat_#t~mem208#1;havoc cstrncat_#t~short209#1;cstrncat_#t~post210#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post210#1 - 1;havoc cstrncat_#t~post210#1;cstrncat_#t~post211#1.base, cstrncat_#t~post211#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post211#1.base, 1 + cstrncat_#t~post211#1.offset;havoc cstrncat_#t~post211#1.base, cstrncat_#t~post211#1.offset; 185#L369-4 cstrncat_#t~short209#1 := 0 != cstrncat_~n#1; 169#L369 [2023-11-06 23:00:15,327 INFO L750 eck$LassoCheckResult]: Loop: 169#L369 assume !cstrncat_#t~short209#1; 175#L369-2 assume !!cstrncat_#t~short209#1;havoc cstrncat_#t~post207#1.base, cstrncat_#t~post207#1.offset;havoc cstrncat_#t~mem208#1;havoc cstrncat_#t~short209#1;cstrncat_#t~post210#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post210#1 - 1;havoc cstrncat_#t~post210#1;cstrncat_#t~post211#1.base, cstrncat_#t~post211#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post211#1.base, 1 + cstrncat_#t~post211#1.offset;havoc cstrncat_#t~post211#1.base, cstrncat_#t~post211#1.offset; 168#L369-4 cstrncat_#t~short209#1 := 0 != cstrncat_~n#1; 169#L369 [2023-11-06 23:00:15,329 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:15,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1662025132, now seen corresponding path program 1 times [2023-11-06 23:00:15,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:15,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758048901] [2023-11-06 23:00:15,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:15,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:15,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-06 23:00:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:00:15,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:00:15,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758048901] [2023-11-06 23:00:15,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758048901] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:15,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:15,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:00:15,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756338743] [2023-11-06 23:00:15,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:15,478 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:00:15,479 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:15,479 INFO L85 PathProgramCache]: Analyzing trace with hash 76643, now seen corresponding path program 1 times [2023-11-06 23:00:15,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:15,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186365396] [2023-11-06 23:00:15,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:15,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:15,490 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 23:00:15,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:00:15,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186365396] [2023-11-06 23:00:15,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186365396] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:15,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:15,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:00:15,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477635778] [2023-11-06 23:00:15,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:15,492 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 23:00:15,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:00:15,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:00:15,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:00:15,496 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.0) 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) [2023-11-06 23:00:15,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:15,510 INFO L93 Difference]: Finished difference Result 18 states and 22 transitions. [2023-11-06 23:00:15,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 22 transitions. [2023-11-06 23:00:15,511 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 23:00:15,511 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2023-11-06 23:00:15,511 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 23:00:15,511 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 23:00:15,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 23:00:15,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:00:15,512 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:00:15,512 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:00:15,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:00:15,513 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:00:15,513 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 23:00:15,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:00:15,514 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 23:00:15,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 23:00:15,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 11:00:15 BoogieIcfgContainer [2023-11-06 23:00:15,521 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 23:00:15,523 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:00:15,523 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:00:15,523 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:00:15,524 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:00:10" (3/4) ... [2023-11-06 23:00:15,529 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:00:15,530 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:00:15,531 INFO L158 Benchmark]: Toolchain (without parser) took 5798.73ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 83.2MB in the beginning and 109.7MB in the end (delta: -26.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-06 23:00:15,531 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:15,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.40ms. Allocated memory is still 119.5MB. Free memory was 82.8MB in the beginning and 65.3MB in the end (delta: 17.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 23:00:15,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.45ms. Allocated memory is still 119.5MB. Free memory was 64.9MB in the beginning and 63.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:00:15,540 INFO L158 Benchmark]: Boogie Preprocessor took 52.16ms. Allocated memory is still 119.5MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:15,540 INFO L158 Benchmark]: RCFGBuilder took 406.89ms. Allocated memory is still 119.5MB. Free memory was 61.5MB in the beginning and 49.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 23:00:15,541 INFO L158 Benchmark]: BuchiAutomizer took 4681.70ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 48.9MB in the beginning and 109.7MB in the end (delta: -60.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:15,541 INFO L158 Benchmark]: Witness Printer took 6.98ms. Allocated memory is still 151.0MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:15,549 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.40ms. Allocated memory is still 119.5MB. Free memory was 82.8MB in the beginning and 65.3MB in the end (delta: 17.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.45ms. Allocated memory is still 119.5MB. Free memory was 64.9MB in the beginning and 63.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.16ms. Allocated memory is still 119.5MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 406.89ms. Allocated memory is still 119.5MB. Free memory was 61.5MB in the beginning and 49.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 4681.70ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 48.9MB in the beginning and 109.7MB in the end (delta: -60.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.98ms. Allocated memory is still 151.0MB. Free memory is still 109.7MB. 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: ArrayAccessExpression #length[#t~malloc216!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function NULL and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.6s and 3 iterations. TraceHistogramMax:2. 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 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. 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, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 34 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital197 mio100 ax100 hnf100 lsp87 ukn83 mio100 lsp46 div207 bol100 ite100 ukn100 eq156 hnf93 smp65 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 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 23:00:15,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08975a72-594f-451e-b5c8-2926a4e5af07/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