./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/NonTermination2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/NonTermination2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c7ee5d3820254589bad8b6350d475fccceacf9f4fce83326e1eee2fa8b9e9d7c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:27:20,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:27:20,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 05:27:20,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:27:20,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:27:20,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:27:20,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:27:20,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:27:20,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:27:20,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:27:20,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:27:20,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:27:20,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:27:20,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:27:20,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:27:20,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:27:20,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:27:20,619 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:27:20,620 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:27:20,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:27:20,620 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:27:20,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:27:20,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:27:20,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:27:20,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:27:20,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:27:20,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:20,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:27:20,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:27:20,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:27:20,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:27:20,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:27:20,622 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3 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(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> c7ee5d3820254589bad8b6350d475fccceacf9f4fce83326e1eee2fa8b9e9d7c [2024-11-25 05:27:20,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:27:20,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:27:20,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:27:20,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:27:20,961 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:27:20,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/termination-crafted/NonTermination2.c [2024-11-25 05:27:23,991 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/data/a5acfe916/dfa0cd4389ee4c04a8ce65f60ad83054/FLAGe1deae8e1 [2024-11-25 05:27:24,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:27:24,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/sv-benchmarks/c/termination-crafted/NonTermination2.c [2024-11-25 05:27:24,282 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/data/a5acfe916/dfa0cd4389ee4c04a8ce65f60ad83054/FLAGe1deae8e1 [2024-11-25 05:27:24,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/data/a5acfe916/dfa0cd4389ee4c04a8ce65f60ad83054 [2024-11-25 05:27:24,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:27:24,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:27:24,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:27:24,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:27:24,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:27:24,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484a97e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24, skipping insertion in model container [2024-11-25 05:27:24,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:27:24,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:27:24,733 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:27:24,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:27:24,759 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:27:24,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24 WrapperNode [2024-11-25 05:27:24,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:27:24,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:27:24,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:27:24,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:27:24,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,789 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2024-11-25 05:27:24,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:27:24,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:27:24,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:27:24,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:27:24,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,802 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,813 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:27:24,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:27:24,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:27:24,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:27:24,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:24" (1/1) ... [2024-11-25 05:27:24,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:24,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:27:24,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:27:24,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:27:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:27:24,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:27:24,958 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:27:24,960 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:27:25,050 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-25 05:27:25,051 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:27:25,080 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:27:25,081 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:27:25,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:25 BoogieIcfgContainer [2024-11-25 05:27:25,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:27:25,084 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:27:25,084 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:27:25,097 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:27:25,097 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:25" (1/1) ... [2024-11-25 05:27:25,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:27:25,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:25,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-11-25 05:27:25,160 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-11-25 05:27:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:27:25,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:25,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:27:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:25,246 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:27:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:25,274 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:27:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:25,286 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 05:27:25,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:27:25 ImpRootNode [2024-11-25 05:27:25,306 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:27:25,307 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:27:25,307 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:27:25,307 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:27:25,308 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:25" (3/4) ... [2024-11-25 05:27:25,309 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 05:27:25,341 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 1. [2024-11-25 05:27:25,380 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:27:25,380 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:27:25,380 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:27:25,381 INFO L158 Benchmark]: Toolchain (without parser) took 829.29ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 71.6MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:27:25,381 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:27:25,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.22ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 96.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:27:25,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.68ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 95.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:27:25,387 INFO L158 Benchmark]: Boogie Preprocessor took 23.33ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 94.5MB in the end (delta: 710.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:27:25,388 INFO L158 Benchmark]: RCFGBuilder took 269.50ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 85.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:27:25,388 INFO L158 Benchmark]: CodeCheck took 222.00ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 75.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:27:25,388 INFO L158 Benchmark]: Witness Printer took 73.42ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 71.6MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:27:25,390 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 14]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int x, oldx; [L13] x = __VERIFIER_nondet_int() [L14] x > 1 && x >= 2*oldx VAL [x=2] [L14] 2*oldx VAL [x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.22ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 96.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.68ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 95.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.33ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 94.5MB in the end (delta: 710.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 269.50ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 85.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 222.00ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 75.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 73.42ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 71.6MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 05:27:25,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196f3257-2104-472c-88cc-d88272839140/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)