./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_12_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_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/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_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/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_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/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 62b84c71859e7f655d4d7eb67ff1bb9bb50ba0464e0b92e69b1f09a5208efb76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:58:15,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:58:16,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 01:58:16,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:58:16,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:58:16,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:58:16,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:58:16,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:58:16,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:58:16,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:58:16,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:58:16,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:58:16,074 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:58:16,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:58:16,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:58:16,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:58:16,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:58:16,075 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 01:58:16,076 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:58:16,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:58:16,076 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:58:16,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:58:16,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:58:16,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:58:16,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:58:16,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:58:16,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:16,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:58:16,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:58:16,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:58:16,077 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:58:16,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:58:16,078 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_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/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 -> 62b84c71859e7f655d4d7eb67ff1bb9bb50ba0464e0b92e69b1f09a5208efb76 [2024-11-25 01:58:16,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:58:16,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:58:16,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:58:16,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:58:16,415 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:58:16,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_12_bad.i [2024-11-25 01:58:19,625 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/data/454e3b4e5/963523d1bab64781b2128287d4392104/FLAG7226e976f [2024-11-25 01:58:20,089 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:58:20,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_12_bad.i [2024-11-25 01:58:20,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/data/454e3b4e5/963523d1bab64781b2128287d4392104/FLAG7226e976f [2024-11-25 01:58:20,147 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/data/454e3b4e5/963523d1bab64781b2128287d4392104 [2024-11-25 01:58:20,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:58:20,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:58:20,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:20,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:58:20,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:58:20,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:20" (1/1) ... [2024-11-25 01:58:20,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3667e57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:20, skipping insertion in model container [2024-11-25 01:58:20,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:20" (1/1) ... [2024-11-25 01:58:20,223 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:58:21,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:21,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:58:21,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:21,653 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:58:21,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21 WrapperNode [2024-11-25 01:58:21,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:21,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:21,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:58:21,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:58:21,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,722 INFO L138 Inliner]: procedures = 497, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-25 01:58:21,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:21,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:58:21,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:58:21,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:58:21,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,746 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:58:21,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:58:21,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:58:21,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:58:21,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:21" (1/1) ... [2024-11-25 01:58:21,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:21,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:58:21,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:58:21,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:58:21,850 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-25 01:58:21,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-25 01:58:21,850 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-25 01:58:21,850 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-25 01:58:21,850 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 01:58:21,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 01:58:21,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:58:21,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:58:21,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:58:22,093 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:58:22,096 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:58:22,267 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-25 01:58:22,267 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:58:22,318 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:58:22,319 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 01:58:22,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:22 BoogieIcfgContainer [2024-11-25 01:58:22,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:58:22,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:58:22,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:58:22,332 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:58:22,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:22" (1/1) ... [2024-11-25 01:58:22,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:58:22,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2024-11-25 01:58:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-11-25 01:58:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 01:58:22,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:22,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:58:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:58:22,596 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 01:58:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:58:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:58:22,718 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 01:58:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:58:22,768 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 01:58:22,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 01:58:22 ImpRootNode [2024-11-25 01:58:22,800 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 01:58:22,801 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 01:58:22,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 01:58:22,801 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 01:58:22,802 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:22" (3/4) ... [2024-11-25 01:58:22,803 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 01:58:22,877 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 11. [2024-11-25 01:58:22,926 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 01:58:22,926 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 01:58:22,926 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 01:58:22,927 INFO L158 Benchmark]: Toolchain (without parser) took 2774.81ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 83.6MB in the end (delta: 30.3MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-25 01:58:22,927 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:22,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1500.99ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 53.8MB in the end (delta: 59.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 01:58:22,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.30ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 51.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:22,929 INFO L158 Benchmark]: Boogie Preprocessor took 38.18ms. Allocated memory is still 142.6MB. Free memory was 51.2MB in the beginning and 50.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:22,929 INFO L158 Benchmark]: RCFGBuilder took 551.04ms. Allocated memory is still 142.6MB. Free memory was 50.2MB in the beginning and 105.1MB in the end (delta: -54.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:22,929 INFO L158 Benchmark]: CodeCheck took 480.51ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 88.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:22,930 INFO L158 Benchmark]: Witness Printer took 125.29ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 83.6MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:22,932 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 4 procedures, 32 locations, 4 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, 15 NumberOfCodeBlocks, 15 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); [L1585] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1585] 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] [L1586] CALL CWE191_Integer_Underflow__int_fscanf_predec_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] --data 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 1.00ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1500.99ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 53.8MB in the end (delta: 59.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.30ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 51.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.18ms. Allocated memory is still 142.6MB. Free memory was 51.2MB in the beginning and 50.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 551.04ms. Allocated memory is still 142.6MB. Free memory was 50.2MB in the beginning and 105.1MB in the end (delta: -54.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 480.51ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 88.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 125.29ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 83.6MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 01:58:22,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f9cd8c-d25c-427c-9f64-4ccfa1990a2c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)