./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_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_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/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_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/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_a9a90095-5d60-4ae7-89a2-bed04f44a49b/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 739bee8258ab8b94b00ba8f60bdeec1e1312a82dc685a101b2856312a82bcf76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:56:15,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:56:15,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 02:56:15,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:56:15,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:56:15,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:56:15,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:56:15,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:56:15,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:56:15,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:56:15,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:56:15,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:56:15,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:56:15,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:56:15,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:56:15,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:56:15,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:56:15,381 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:56:15,381 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:56:15,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:56:15,382 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:56:15,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:56:15,382 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:56:15,382 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:56:15,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:56:15,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:56:15,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:15,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:56:15,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:56:15,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:56:15,383 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:56:15,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:56:15,383 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_a9a90095-5d60-4ae7-89a2-bed04f44a49b/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 -> 739bee8258ab8b94b00ba8f60bdeec1e1312a82dc685a101b2856312a82bcf76 [2024-11-25 02:56:15,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:56:15,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:56:15,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:56:15,788 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:56:15,789 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:56:15,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i [2024-11-25 02:56:18,860 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/data/9ef065d1d/fea31b003f3c49be9dcd43a42442d347/FLAG3b304a6b0 [2024-11-25 02:56:19,347 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:56:19,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i [2024-11-25 02:56:19,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/data/9ef065d1d/fea31b003f3c49be9dcd43a42442d347/FLAG3b304a6b0 [2024-11-25 02:56:19,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/data/9ef065d1d/fea31b003f3c49be9dcd43a42442d347 [2024-11-25 02:56:19,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:56:19,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:56:19,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:19,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:56:19,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:56:19,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:19" (1/1) ... [2024-11-25 02:56:19,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f50433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:19, skipping insertion in model container [2024-11-25 02:56:19,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:19" (1/1) ... [2024-11-25 02:56:19,479 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:56:20,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:56:20,417 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:56:20,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:56:20,709 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:56:20,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20 WrapperNode [2024-11-25 02:56:20,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:20,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:56:20,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:56:20,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:56:20,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,754 INFO L138 Inliner]: procedures = 498, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 52 [2024-11-25 02:56:20,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:56:20,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:56:20,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:56:20,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:56:20,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,782 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:56:20,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:56:20,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:56:20,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:56:20,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:20" (1/1) ... [2024-11-25 02:56:20,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:20,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:56:20,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:56:20,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:56:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 02:56:20,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 02:56:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:56:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:56:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:56:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:56:20,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:56:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:56:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:56:21,039 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:56:21,041 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:56:21,189 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-25 02:56:21,189 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:56:21,248 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:56:21,248 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:56:21,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:21 BoogieIcfgContainer [2024-11-25 02:56:21,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:56:21,250 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:56:21,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:56:21,261 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:56:21,261 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:21" (1/1) ... [2024-11-25 02:56:21,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:56:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:21,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-25 02:56:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-25 02:56:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:56:21,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:56:21,508 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:56:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:56:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:56:21,623 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:56:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:56:21,674 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:56:21,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:56:21 ImpRootNode [2024-11-25 02:56:21,708 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:56:21,708 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:56:21,708 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:56:21,709 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:56:21,709 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:21" (3/4) ... [2024-11-25 02:56:21,710 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 02:56:21,751 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 6. [2024-11-25 02:56:21,798 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:56:21,798 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:56:21,798 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:56:21,799 INFO L158 Benchmark]: Toolchain (without parser) took 2385.01ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 41.9MB in the end (delta: 47.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-11-25 02:56:21,800 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:56:21,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1294.92ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 82.0MB in the end (delta: 7.7MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-25 02:56:21,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.20ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:56:21,801 INFO L158 Benchmark]: Boogie Preprocessor took 40.85ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:56:21,801 INFO L158 Benchmark]: RCFGBuilder took 452.45ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 64.6MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:56:21,802 INFO L158 Benchmark]: CodeCheck took 457.94ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 46.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:56:21,802 INFO L158 Benchmark]: Witness Printer took 90.10ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 41.9MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:56:21,805 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 6 NumberOfCodeBlocks, 6 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: 1573]: 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE191_Integer_Underflow__int_fscanf_sub_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_fscanf_sub_67_structType myStruct; [L1557] data = 0 [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_fscanf_sub_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data - 1 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 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1294.92ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 82.0MB in the end (delta: 7.7MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.20ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.85ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 452.45ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 64.6MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 457.94ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 46.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 90.10ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 41.9MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 02:56:21,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a90095-5d60-4ae7-89a2-bed04f44a49b/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)