./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_10_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_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/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_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/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_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/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 7a62fd1b71c17c514d69640ac7e28953f559cc749ece7dc4c47d20342cbbfd40 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:19:58,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:19:58,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 02:19:58,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:19:58,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:19:58,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:19:58,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:19:58,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:19:58,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:19:58,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:19:58,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:19:58,172 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:19:58,173 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:19:58,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:19:58,173 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:19:58,173 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:19:58,173 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:19:58,173 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:19:58,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:19:58,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:19:58,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:19:58,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:19:58,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:19:58,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:19:58,174 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:19:58,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:19:58,174 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_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/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 -> 7a62fd1b71c17c514d69640ac7e28953f559cc749ece7dc4c47d20342cbbfd40 [2024-11-25 02:19:58,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:19:58,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:19:58,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:19:58,563 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:19:58,563 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:19:58,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_10_bad.i [2024-11-25 02:20:02,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/data/30b1a0c2e/8d4fed4d92484ec7bca4344c7f8cd22e/FLAG805e4b8ff [2024-11-25 02:20:02,513 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:20:02,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_10_bad.i [2024-11-25 02:20:02,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/data/30b1a0c2e/8d4fed4d92484ec7bca4344c7f8cd22e/FLAG805e4b8ff [2024-11-25 02:20:02,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/data/30b1a0c2e/8d4fed4d92484ec7bca4344c7f8cd22e [2024-11-25 02:20:02,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:20:02,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:20:02,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:02,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:20:02,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:20:02,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:02" (1/1) ... [2024-11-25 02:20:02,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4990dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:02, skipping insertion in model container [2024-11-25 02:20:02,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:02" (1/1) ... [2024-11-25 02:20:02,697 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:20:03,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:20:03,897 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:20:04,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:20:04,269 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:20:04,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04 WrapperNode [2024-11-25 02:20:04,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:04,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:20:04,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:20:04,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:20:04,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,350 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-25 02:20:04,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:20:04,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:20:04,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:20:04,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:20:04,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,376 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:20:04,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:20:04,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:20:04,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:20:04,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:20:04,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:20:04,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:20:04,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:20:04,488 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 02:20:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 02:20:04,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:20:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:20:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:20:04,654 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:20:04,656 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:20:04,792 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-25 02:20:04,792 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:20:04,841 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:20:04,842 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:20:04,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:04 BoogieIcfgContainer [2024-11-25 02:20:04,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:20:04,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:20:04,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:20:04,854 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:20:04,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:04" (1/1) ... [2024-11-25 02:20:04,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:20:04,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-25 02:20:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-25 02:20:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:20:04,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:04,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:20:05,066 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:20:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:20:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:20:05,185 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:20:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:20:05,231 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:20:05,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:20:05 ImpRootNode [2024-11-25 02:20:05,269 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:20:05,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:20:05,271 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:20:05,272 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:20:05,272 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:04" (3/4) ... [2024-11-25 02:20:05,273 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 02:20:05,333 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 7. [2024-11-25 02:20:05,398 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:20:05,398 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:20:05,398 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:20:05,400 INFO L158 Benchmark]: Toolchain (without parser) took 2799.13ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 46.1MB in the end (delta: 43.3MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2024-11-25 02:20:05,403 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:20:05,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1667.45ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 80.8MB in the end (delta: 8.4MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-25 02:20:05,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.40ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.2MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:20:05,404 INFO L158 Benchmark]: Boogie Preprocessor took 43.24ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:20:05,404 INFO L158 Benchmark]: RCFGBuilder took 447.10ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 64.0MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:20:05,404 INFO L158 Benchmark]: CodeCheck took 426.00ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 50.8MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:20:05,405 INFO L158 Benchmark]: Witness Printer took 129.05ms. Allocated memory is still 117.4MB. Free memory was 50.8MB in the beginning and 46.1MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:20:05,408 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: 0.4s, 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, 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: 1559]: 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_predec_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) 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] [L1559] --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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1667.45ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 80.8MB in the end (delta: 8.4MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.40ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.2MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.24ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 447.10ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 64.0MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 426.00ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 50.8MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 129.05ms. Allocated memory is still 117.4MB. Free memory was 50.8MB in the beginning and 46.1MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 02:20:05,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c76251-4c64-4fe8-b7c5-3ce5375dc3a7/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)