./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_32_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_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b --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 33f6678bdfb611f7d0ccb27d07a86e4e809b26bffd14fab08a8e664893cc77ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:31:13,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:31:13,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:31:13,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:31:13,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:31:13,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:31:13,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:31:13,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:31:13,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:31:13,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:31:13,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:31:13,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:31:13,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:31:13,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:31:13,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:31:13,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:31:13,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:31:13,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:31:13,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:31:13,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:31:13,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:31:13,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:31:13,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:31:13,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:31:13,399 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_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b 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 -> 33f6678bdfb611f7d0ccb27d07a86e4e809b26bffd14fab08a8e664893cc77ac [2024-12-06 02:31:13,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:31:13,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:31:13,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:31:13,625 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:31:13,625 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:31:13,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_32_bad.i [2024-12-06 02:31:16,299 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/data/3ad4cb519/6ecf26c8bdcb47d6913cf1b4d1742165/FLAG3b2a4a202 [2024-12-06 02:31:16,635 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:31:16,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_32_bad.i [2024-12-06 02:31:16,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/data/3ad4cb519/6ecf26c8bdcb47d6913cf1b4d1742165/FLAG3b2a4a202 [2024-12-06 02:31:16,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/data/3ad4cb519/6ecf26c8bdcb47d6913cf1b4d1742165 [2024-12-06 02:31:16,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:31:16,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:31:16,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:31:16,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:31:16,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:31:16,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:31:16" (1/1) ... [2024-12-06 02:31:16,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d8b51e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:16, skipping insertion in model container [2024-12-06 02:31:16,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:31:16" (1/1) ... [2024-12-06 02:31:16,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:31:17,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:31:17,498 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:31:17,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:31:17,685 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:31:17,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17 WrapperNode [2024-12-06 02:31:17,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:31:17,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:31:17,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:31:17,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:31:17,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,724 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-12-06 02:31:17,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:31:17,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:31:17,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:31:17,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:31:17,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,740 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:31:17,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:31:17,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:31:17,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:31:17,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:31:17" (1/1) ... [2024-12-06 02:31:17,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:31:17,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:31:17,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:31:17,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 02:31:17,813 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:31:17,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:31:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:31:17,941 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:31:17,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:31:18,047 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-12-06 02:31:18,047 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:31:18,076 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:31:18,076 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:31:18,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:31:18 BoogieIcfgContainer [2024-12-06 02:31:18,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:31:18,077 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:31:18,078 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:31:18,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:31:18,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:31:18" (1/1) ... [2024-12-06 02:31:18,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:31:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:18,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-12-06 02:31:18,146 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-12-06 02:31:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:31:18,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:18,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:31:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:31:18,257 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:31:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:31:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:31:18,347 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:31:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:31:18,381 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:31:18,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:31:18 ImpRootNode [2024-12-06 02:31:18,407 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:31:18,408 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:31:18,408 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:31:18,408 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:31:18,409 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:31:18" (3/4) ... [2024-12-06 02:31:18,410 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 02:31:18,449 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 6. [2024-12-06 02:31:18,491 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:31:18,491 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:31:18,492 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:31:18,493 INFO L158 Benchmark]: Toolchain (without parser) took 1816.72ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 41.9MB in the end (delta: 47.4MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-12-06 02:31:18,493 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:31:18,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1008.51ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 81.1MB in the end (delta: 7.9MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-12-06 02:31:18,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.75ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 78.3MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:31:18,494 INFO L158 Benchmark]: Boogie Preprocessor took 23.57ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:31:18,494 INFO L158 Benchmark]: RCFGBuilder took 327.76ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 63.6MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:31:18,495 INFO L158 Benchmark]: CodeCheck took 329.54ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 46.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:31:18,495 INFO L158 Benchmark]: Witness Printer took 83.94ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 41.9MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:31:18,497 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: 1563]: 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_fscanf_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] 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] [L1563] 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 0.27ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1008.51ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 81.1MB in the end (delta: 7.9MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.75ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 78.3MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.57ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 327.76ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 63.6MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 329.54ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 46.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 83.94ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 41.9MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 02:31:18,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1fb9b9-8343-4c5e-a168-30601f7ed0ef/bin/ukojak-verify-CZk0znPC7b/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)