./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_16_bad.i --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_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/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_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/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_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/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 788549da26f481bb0f59dd5938598bf17009a023a8b9a6d4a1760ea4771a9b10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:46:30,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:46:30,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:46:30,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:46:30,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:46:30,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:46:30,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:46:30,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:46:30,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:46:30,753 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:46:30,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:46:30,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:46:30,755 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:46:30,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:46:30,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:46:30,756 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:46:30,757 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:46:30,757 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:46:30,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:46:30,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:46:30,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:46:30,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:46:30,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:46:30,758 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:46:30,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:46:30,758 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_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/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 -> 788549da26f481bb0f59dd5938598bf17009a023a8b9a6d4a1760ea4771a9b10 [2024-11-25 04:46:31,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:46:31,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:46:31,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:46:31,084 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:46:31,084 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:46:31,086 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_16_bad.i [2024-11-25 04:46:36,249 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/data/bfdc00cc8/a9f1d70d8f1e4f3e8fc88f2415a951aa/FLAG36fe60262 [2024-11-25 04:46:36,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:46:36,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_16_bad.i [2024-11-25 04:46:36,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/data/bfdc00cc8/a9f1d70d8f1e4f3e8fc88f2415a951aa/FLAG36fe60262 [2024-11-25 04:46:37,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/data/bfdc00cc8/a9f1d70d8f1e4f3e8fc88f2415a951aa [2024-11-25 04:46:37,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:46:37,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:46:37,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:46:37,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:46:37,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:46:37,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:46:37" (1/1) ... [2024-11-25 04:46:37,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d945d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:37, skipping insertion in model container [2024-11-25 04:46:37,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:46:37" (1/1) ... [2024-11-25 04:46:37,382 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:46:38,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:46:38,383 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:46:38,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:46:38,653 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:46:38,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38 WrapperNode [2024-11-25 04:46:38,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:46:38,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:46:38,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:46:38,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:46:38,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,725 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-25 04:46:38,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:46:38,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:46:38,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:46:38,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:46:38,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,747 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:46:38,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:46:38,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:46:38,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:46:38,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:38" (1/1) ... [2024-11-25 04:46:38,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:46:38,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:46:38,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:46:38,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:46:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:46:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:46:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:46:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:46:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:46:38,984 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:46:38,985 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:46:39,071 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-25 04:46:39,071 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:46:39,136 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:46:39,136 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 04:46:39,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:46:39 BoogieIcfgContainer [2024-11-25 04:46:39,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:46:39,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:46:39,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:46:39,148 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:46:39,148 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:46:39" (1/1) ... [2024-11-25 04:46:39,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:46:39,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:46:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-25 04:46:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-25 04:46:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:46:39,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:46:39,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:46:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:46:39,346 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:46:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:46:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:46:39,447 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:46:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:46:39,485 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:46:39,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:46:39 ImpRootNode [2024-11-25 04:46:39,513 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:46:39,513 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:46:39,514 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:46:39,514 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:46:39,515 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:46:39" (3/4) ... [2024-11-25 04:46:39,516 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:46:39,558 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 6. [2024-11-25 04:46:39,604 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:46:39,604 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:46:39,605 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:46:39,606 INFO L158 Benchmark]: Toolchain (without parser) took 2281.81ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 48.0MB in the end (delta: 42.5MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-25 04:46:39,606 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:46:39,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1329.76ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 82.1MB in the end (delta: 8.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-25 04:46:39,607 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.59ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 79.9MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:46:39,607 INFO L158 Benchmark]: Boogie Preprocessor took 33.64ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:46:39,607 INFO L158 Benchmark]: RCFGBuilder took 376.61ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 65.4MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:46:39,608 INFO L158 Benchmark]: CodeCheck took 375.16ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 52.3MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:46:39,608 INFO L158 Benchmark]: Witness Printer took 91.13ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 48.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:46:39,610 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 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: 1561]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1329.76ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 82.1MB in the end (delta: 8.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.59ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 79.9MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.64ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.61ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 65.4MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 375.16ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 52.3MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 91.13ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 48.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:46:39,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0a959d-e5e8-497d-9af5-ecaf8cee4f34/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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)