./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_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_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/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_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/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_0e74f38d-09ed-4605-a1fe-4fd84b44033d/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 ae0d197aa069fcfc8e2917e95998325f2a00940fded6fef6f6a003a0ab738d52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:59:59,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:59:59,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 21:59:59,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:59:59,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:59:59,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:59:59,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:59:59,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:59:59,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:59:59,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:59:59,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:59:59,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:59:59,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:59:59,631 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:59:59,631 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:59:59,632 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:59:59,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:59:59,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:59:59,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:59:59,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:59:59,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:59:59,632 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:59:59,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:59:59,632 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_0e74f38d-09ed-4605-a1fe-4fd84b44033d/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 -> ae0d197aa069fcfc8e2917e95998325f2a00940fded6fef6f6a003a0ab738d52 [2024-12-05 21:59:59,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:59:59,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:59:59,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:59:59,830 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:59:59,830 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:59:59,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i [2024-12-05 22:00:02,437 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/data/b212579b7/92c3c7565fc446cea8aea133e60e77e6/FLAG0aca35ef9 [2024-12-05 22:00:02,764 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:00:02,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i [2024-12-05 22:00:02,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/data/b212579b7/92c3c7565fc446cea8aea133e60e77e6/FLAG0aca35ef9 [2024-12-05 22:00:03,016 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/data/b212579b7/92c3c7565fc446cea8aea133e60e77e6 [2024-12-05 22:00:03,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:00:03,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:00:03,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:03,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:00:03,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:00:03,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2f1238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03, skipping insertion in model container [2024-12-05 22:00:03,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,061 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:00:03,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:03,870 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:00:03,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:04,053 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:00:04,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04 WrapperNode [2024-12-05 22:00:04,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:04,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:04,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:00:04,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:00:04,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,091 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-12-05 22:00:04,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:04,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:00:04,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:00:04,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:00:04,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,105 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:00:04,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:00:04,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:00:04,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:00:04,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:00:04,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:00:04,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:00:04,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:00:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 22:00:04,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 22:00:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:00:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:00:04,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:00:04,286 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:00:04,287 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:00:04,363 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-05 22:00:04,363 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:00:04,400 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:00:04,400 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:00:04,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:04 BoogieIcfgContainer [2024-12-05 22:00:04,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:00:04,401 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:00:04,401 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:00:04,410 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:00:04,410 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:00:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-12-05 22:00:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-12-05 22:00:04,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:00:04,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:04,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:04,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-12-05 22:00:04,761 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-12-05 22:00:04,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:00:04,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:04,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,784 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:00:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,842 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:00:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,868 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-05 22:00:04,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:00:04 ImpRootNode [2024-12-05 22:00:04,894 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:00:04,895 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:00:04,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:00:04,895 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:00:04,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:04" (3/4) ... [2024-12-05 22:00:04,897 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 22:00:04,945 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 5. [2024-12-05 22:00:04,983 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:00:04,983 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:00:04,983 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:00:04,984 INFO L158 Benchmark]: Toolchain (without parser) took 1965.83ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 36.9MB in the end (delta: 51.8MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,985 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:04,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1034.67ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 80.0MB in the end (delta: 8.5MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.02ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 77.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:04,986 INFO L158 Benchmark]: Boogie Preprocessor took 20.38ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:04,987 INFO L158 Benchmark]: RCFGBuilder took 287.46ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 63.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,987 INFO L158 Benchmark]: CodeCheck took 493.26ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 41.7MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,987 INFO L158 Benchmark]: Witness Printer took 88.68ms. Allocated memory is still 117.4MB. Free memory was 41.7MB in the beginning and 36.9MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,990 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: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 CWE190_Integer_Overflow__int_fscanf_postinc_02_bad() [L1550] int data; [L1551] data = 0 [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 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1034.67ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 80.0MB in the end (delta: 8.5MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.02ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 77.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.38ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 287.46ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 63.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 493.26ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 41.7MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 88.68ms. Allocated memory is still 117.4MB. Free memory was 41.7MB in the beginning and 36.9MB 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! [2024-12-05 22:00:05,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e74f38d-09ed-4605-a1fe-4fd84b44033d/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)