./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strrchr_short.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff 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_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strrchr_short.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5714449da9967bbd2918d4305e52dc9c1161024d975984886640d613abe881d1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:40:56,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:40:56,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-19 07:40:56,535 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:40:56,535 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:40:56,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:40:56,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:40:56,577 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:40:56,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:40:56,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:40:56,584 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:40:56,585 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:40:56,585 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:40:56,587 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:40:56,587 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:40:56,588 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:40:56,588 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:40:56,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:40:56,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:40:56,590 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:40:56,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:40:56,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:40:56,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:40:56,592 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:40:56,592 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:40:56,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:40:56,593 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:40:56,593 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:40:56,594 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:40:56,594 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:40:56,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:40:56,596 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:40:56,596 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:40:56,597 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_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5714449da9967bbd2918d4305e52dc9c1161024d975984886640d613abe881d1 [2023-11-19 07:40:56,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:40:56,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:40:56,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:40:56,977 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:40:56,978 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:40:56,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-dietlibc/strrchr_short.i [2023-11-19 07:40:59,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:00,243 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:00,244 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/sv-benchmarks/c/termination-dietlibc/strrchr_short.i [2023-11-19 07:41:00,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/data/a4d94b152/3c772934abae4af9bc121caafa34d72e/FLAG564cf552f [2023-11-19 07:41:00,275 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/data/a4d94b152/3c772934abae4af9bc121caafa34d72e [2023-11-19 07:41:00,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:00,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:00,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:00,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:00,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:00,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d66d4e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00, skipping insertion in model container [2023-11-19 07:41:00,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,334 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:00,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:00,758 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:41:00,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:00,851 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:41:00,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00 WrapperNode [2023-11-19 07:41:00,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:00,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:00,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:41:00,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:41:00,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,913 INFO L138 Inliner]: procedures = 113, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2023-11-19 07:41:00,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:00,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:41:00,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:41:00,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:41:00,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,965 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:41:00,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:41:00,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:41:00,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:41:00,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (1/1) ... [2023-11-19 07:41:00,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:00,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:01,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:01,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:41:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:41:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:41:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:41:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:41:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:41:01,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:41:01,184 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:41:01,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:41:01,334 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:41:01,348 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:41:01,349 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:41:01,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:01 BoogieIcfgContainer [2023-11-19 07:41:01,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:41:01,353 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:41:01,353 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:41:01,358 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:41:01,366 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:41:01,367 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:41:00" (1/3) ... [2023-11-19 07:41:01,368 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d1d625e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:41:01, skipping insertion in model container [2023-11-19 07:41:01,368 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:41:01,368 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:00" (2/3) ... [2023-11-19 07:41:01,368 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d1d625e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:41:01, skipping insertion in model container [2023-11-19 07:41:01,369 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:41:01,369 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:01" (3/3) ... [2023-11-19 07:41:01,370 INFO L332 chiAutomizerObserver]: Analyzing ICFG strrchr_short.i [2023-11-19 07:41:01,420 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:41:01,420 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:41:01,420 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:41:01,420 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:41:01,421 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:41:01,421 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:41:01,421 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:41:01,421 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:41:01,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2023-11-19 07:41:01,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-19 07:41:01,452 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:41:01,452 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:41:01,457 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:41:01,458 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 07:41:01,458 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:41:01,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2023-11-19 07:41:01,460 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-19 07:41:01,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:41:01,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:41:01,460 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:41:01,461 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 07:41:01,469 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~the_int~0#1;havoc main_#t~nondet5#1;main_~in_len~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 10#L517true assume !(main_~in_len~0#1 < 1);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet7#1;main_~the_int~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;assume { :begin_inline_strrchr } true;strrchr_#in~t#1.base, strrchr_#in~t#1.offset, strrchr_#in~c#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~the_int~0#1;havoc strrchr_#res#1.base, strrchr_#res#1.offset;havoc strrchr_#t~mem2#1, strrchr_#t~mem3#1, strrchr_#t~pre4#1.base, strrchr_#t~pre4#1.offset, strrchr_~t#1.base, strrchr_~t#1.offset, strrchr_~c#1, strrchr_~ch~0#1, strrchr_~l~0#1.base, strrchr_~l~0#1.offset;strrchr_~t#1.base, strrchr_~t#1.offset := strrchr_#in~t#1.base, strrchr_#in~t#1.offset;strrchr_~c#1 := strrchr_#in~c#1;havoc strrchr_~ch~0#1;strrchr_~l~0#1.base, strrchr_~l~0#1.offset := 0, 0;strrchr_~ch~0#1 := (if strrchr_~c#1 % 256 <= 127 then strrchr_~c#1 % 256 else strrchr_~c#1 % 256 - 256); 9#L510-2true [2023-11-19 07:41:01,470 INFO L750 eck$LassoCheckResult]: Loop: 9#L510-2true assume !false;call strrchr_#t~mem2#1 := read~int(strrchr_~t#1.base, strrchr_~t#1.offset, 1); 4#L511true assume strrchr_#t~mem2#1 == strrchr_~ch~0#1;havoc strrchr_#t~mem2#1;strrchr_~l~0#1.base, strrchr_~l~0#1.offset := strrchr_~t#1.base, strrchr_~t#1.offset; 6#L511-2true call strrchr_#t~mem3#1 := read~int(strrchr_~t#1.base, strrchr_~t#1.offset, 1); 11#L511-3true assume !(0 == strrchr_#t~mem3#1);havoc strrchr_#t~mem3#1;strrchr_#t~pre4#1.base, strrchr_#t~pre4#1.offset := strrchr_~t#1.base, 1 + strrchr_~t#1.offset;strrchr_~t#1.base, strrchr_~t#1.offset := strrchr_~t#1.base, 1 + strrchr_~t#1.offset;havoc strrchr_#t~pre4#1.base, strrchr_#t~pre4#1.offset; 9#L510-2true [2023-11-19 07:41:01,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:01,476 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-19 07:41:01,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:01,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329736356] [2023-11-19 07:41:01,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:01,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:01,610 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:41:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:01,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:41:01,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:01,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1388393, now seen corresponding path program 1 times [2023-11-19 07:41:01,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:01,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812298611] [2023-11-19 07:41:01,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:01,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:01,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:41:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:01,679 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:41:01,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:01,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1806998156, now seen corresponding path program 1 times [2023-11-19 07:41:01,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:01,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324534561] [2023-11-19 07:41:01,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:01,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:01,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:41:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:01,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:41:02,609 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:41:02,610 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:41:02,610 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:41:02,610 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:41:02,610 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:41:02,610 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:02,611 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:41:02,611 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:41:02,611 INFO L133 ssoRankerPreferences]: Filename of dumped script: strrchr_short.i_Iteration1_Lasso [2023-11-19 07:41:02,611 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:41:02,611 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:41:02,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:02,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:03,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:03,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:03,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:41:03,788 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:41:03,792 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:41:03,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:03,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:03,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:03,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:41:03,810 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 [2023-11-19 07:41:03,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:03,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:03,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:03,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:03,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:03,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:03,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:03,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:03,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:03,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:03,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:03,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:03,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:41:03,893 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 [2023-11-19 07:41:03,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:03,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:03,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:03,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:03,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:03,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:03,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:03,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:03,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:03,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:03,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:03,933 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:03,942 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 [2023-11-19 07:41:03,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:41:03,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:03,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:03,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:03,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:03,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:03,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:03,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:03,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:03,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:03,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:03,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:03,991 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,001 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 [2023-11-19 07:41:04,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:04,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:04,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:04,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:41:04,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,042 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:41:04,044 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 [2023-11-19 07:41:04,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:41:04,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:41:04,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,129 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,138 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 [2023-11-19 07:41:04,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:04,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:04,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:04,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:41:04,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,183 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:41:04,192 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 [2023-11-19 07:41:04,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:04,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:04,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:04,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,219 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:41:04,221 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 [2023-11-19 07:41:04,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:41:04,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:41:04,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,287 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,300 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 [2023-11-19 07:41:04,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:04,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:04,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:04,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:41:04,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,346 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:41:04,351 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 [2023-11-19 07:41:04,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:04,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:04,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:04,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,384 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:41:04,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:41:04,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:41:04,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:41:04,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:41:04,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,416 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:41:04,418 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 [2023-11-19 07:41:04,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:41:04,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:41:04,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:41:04,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,467 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:41:04,470 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 [2023-11-19 07:41:04,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:41:04,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:41:04,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:41:04,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:41:04,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:41:04,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:41:04,519 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:41:04,567 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-11-19 07:41:04,567 INFO L444 ModelExtractionUtils]: 4 out of 22 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-19 07:41:04,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:04,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,602 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,603 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:41:04,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:41:04,630 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:41:04,630 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:41:04,630 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strrchr_~t#1.offset, v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_1) = -1*ULTIMATE.start_strrchr_~t#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_1 Supporting invariants [] [2023-11-19 07:41:04,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,673 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2023-11-19 07:41:04,684 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~in~0!base] could not be translated [2023-11-19 07:41:04,687 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~t!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-19 07:41:04,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:04,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:41:04,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:04,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:41:04,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:41:04,885 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 [2023-11-19 07:41:04,887 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2023-11-19 07:41:04,967 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 24 states and 30 transitions. Complement of second has 6 states. [2023-11-19 07:41:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-19 07:41:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2023-11-19 07:41:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2023-11-19 07:41:04,977 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 4 letters. [2023-11-19 07:41:04,978 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:41:04,978 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 4 letters. [2023-11-19 07:41:04,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:41:04,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 8 letters. [2023-11-19 07:41:04,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:41:04,981 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2023-11-19 07:41:04,986 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:41:04,989 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2023-11-19 07:41:04,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 07:41:04,990 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 07:41:04,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 07:41:04,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:41:04,991 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:41:04,991 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:41:04,991 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:41:04,991 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:41:04,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:41:04,992 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:41:04,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 07:41:05,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:41:05 BoogieIcfgContainer [2023-11-19 07:41:05,001 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:41:05,002 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:41:05,002 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:41:05,003 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:41:05,003 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:01" (3/4) ... [2023-11-19 07:41:05,005 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:41:05,006 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:41:05,012 INFO L158 Benchmark]: Toolchain (without parser) took 4726.97ms. Allocated memory is still 190.8MB. Free memory was 144.7MB in the beginning and 107.1MB in the end (delta: 37.6MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-11-19 07:41:05,014 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 190.8MB. Free memory is still 164.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:05,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.84ms. Allocated memory is still 190.8MB. Free memory was 144.3MB in the beginning and 128.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:41:05,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.03ms. Allocated memory is still 190.8MB. Free memory was 128.4MB in the beginning and 126.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:41:05,015 INFO L158 Benchmark]: Boogie Preprocessor took 57.68ms. Allocated memory is still 190.8MB. Free memory was 126.4MB in the beginning and 125.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:41:05,016 INFO L158 Benchmark]: RCFGBuilder took 379.24ms. Allocated memory is still 190.8MB. Free memory was 125.0MB in the beginning and 113.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:41:05,019 INFO L158 Benchmark]: BuchiAutomizer took 3648.22ms. Allocated memory is still 190.8MB. Free memory was 113.8MB in the beginning and 107.1MB in the end (delta: 6.7MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-11-19 07:41:05,019 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 190.8MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:05,028 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 190.8MB. Free memory is still 164.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.84ms. Allocated memory is still 190.8MB. Free memory was 144.3MB in the beginning and 128.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.03ms. Allocated memory is still 190.8MB. Free memory was 128.4MB in the beginning and 126.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.68ms. Allocated memory is still 190.8MB. Free memory was 126.4MB in the beginning and 125.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 379.24ms. Allocated memory is still 190.8MB. Free memory was 125.0MB in the beginning and 113.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3648.22ms. Allocated memory is still 190.8MB. Free memory was 113.8MB in the beginning and 107.1MB in the end (delta: 6.7MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 190.8MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~in~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~t!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 8 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital157 mio100 ax100 hnf100 lsp108 ukn84 mio100 lsp35 div167 bol100 ite100 ukn100 eq166 hnf91 smp68 dnf217 smp52 tf100 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 63ms 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! [2023-11-19 07:41:05,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:05,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_795008f3-4371-447f-a534-23e4c6ba733a/bin/uautomizer-verify-uCwYo4JHxu/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