./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm --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 c08750206e788fdccf882da5ddba152c998ecd3b834a465ead98c2064ed0d528 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:50:42,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:50:42,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:50:42,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:50:42,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:50:42,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:50:42,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:50:42,796 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:50:42,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:50:42,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:50:42,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:50:42,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:50:42,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:50:42,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:50:42,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:50:42,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:50:42,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:50:42,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:50:42,798 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:50:42,798 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:50:42,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:50:42,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:50:42,799 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:50:42,799 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:50:42,799 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:50:42,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:50:42,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:42,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:50:42,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:50:42,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:50:42,800 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:50:42,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:50:42,800 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_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm 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 -> c08750206e788fdccf882da5ddba152c998ecd3b834a465ead98c2064ed0d528 [2024-11-13 20:50:43,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:50:43,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:50:43,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:50:43,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:50:43,154 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:50:43,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted/Bangalore_v3.c Unable to find full path for "g++" [2024-11-13 20:50:45,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:50:45,609 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:50:45,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/sv-benchmarks/c/termination-crafted/Bangalore_v3.c [2024-11-13 20:50:45,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/data/fdf12ec9d/a4db4462843047a6b54f15ae23deaaee/FLAGee7e1fdb4 [2024-11-13 20:50:45,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/data/fdf12ec9d/a4db4462843047a6b54f15ae23deaaee [2024-11-13 20:50:45,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:50:45,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:50:45,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:45,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:50:45,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:50:45,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fb54e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45, skipping insertion in model container [2024-11-13 20:50:45,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:50:45,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:45,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:50:45,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:45,924 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:50:45,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45 WrapperNode [2024-11-13 20:50:45,925 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:45,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:45,926 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:50:45,926 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:50:45,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,964 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-11-13 20:50:45,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:45,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:50:45,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:50:45,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:50:45,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:45,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:50:45,990 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:50:45,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:50:45,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:50:45,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:45" (1/1) ... [2024-11-13 20:50:46,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:46,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:50:46,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:50:46,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:50:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:50:46,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:50:46,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:50:46,172 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:50:46,257 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:50:46,257 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:50:46,285 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:50:46,285 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:50:46,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:46 BoogieIcfgContainer [2024-11-13 20:50:46,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:50:46,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:50:46,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:50:46,301 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:50:46,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:46" (1/1) ... [2024-11-13 20:50:46,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:50:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:46,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-11-13 20:50:46,391 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-11-13 20:50:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:50:46,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:46,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:46,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:46,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-13 20:50:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-13 20:50:46,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:50:46,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:46,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:46,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:46,798 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:46,814 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:50:46,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:50:46 ImpRootNode [2024-11-13 20:50:46,842 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:50:46,844 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:50:46,845 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:50:46,845 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:50:46,846 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:46" (3/4) ... [2024-11-13 20:50:46,846 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:50:46,885 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:50:46,885 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:50:46,887 INFO L158 Benchmark]: Toolchain (without parser) took 1234.87ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 48.2MB in the end (delta: 35.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:50:46,887 INFO L158 Benchmark]: CDTParser took 1.85ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:46,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.30ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 74.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:46,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.20ms. Allocated memory is still 109.1MB. Free memory was 74.0MB in the beginning and 72.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:46,888 INFO L158 Benchmark]: Boogie Preprocessor took 23.11ms. Allocated memory is still 109.1MB. Free memory was 72.8MB in the beginning and 72.4MB in the end (delta: 394.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:46,889 INFO L158 Benchmark]: RCFGBuilder took 296.62ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 63.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:46,889 INFO L158 Benchmark]: CodeCheck took 554.44ms. Allocated memory is still 109.1MB. Free memory was 63.4MB in the beginning and 49.6MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:50:46,890 INFO L158 Benchmark]: Witness Printer took 41.91ms. Allocated memory is still 109.1MB. Free memory was 49.6MB in the beginning and 48.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:46,893 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, 9 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - CounterExampleResult [Line: 18]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int x; [L13] int y; [L14] x = __VERIFIER_nondet_int() [L15] y = __VERIFIER_nondet_int() [L16] COND TRUE y <= x VAL [x=0, y=-2147483648] [L17] COND TRUE x >= 0 VAL [x=0, y=-2147483648] [L18] x - y * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.30ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 74.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.20ms. Allocated memory is still 109.1MB. Free memory was 74.0MB in the beginning and 72.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.11ms. Allocated memory is still 109.1MB. Free memory was 72.8MB in the beginning and 72.4MB in the end (delta: 394.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 296.62ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 63.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 554.44ms. Allocated memory is still 109.1MB. Free memory was 63.4MB in the beginning and 49.6MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 41.91ms. Allocated memory is still 109.1MB. Free memory was 49.6MB in the beginning and 48.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 20:50:46,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0adc25-0eff-4dce-ac05-e620a414f612/bin/ukojak-verify-EEHR8qb7sm/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)