./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_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_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/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_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/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_4cedcd85-bb49-40ff-ab35-b49e67e531da/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 e91aa3441818cd541edca2e0b1e6ffe8aa8daeb90a2bb3d57aa134b1fac65703 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:13:33,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:13:33,970 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 02:13:33,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:13:33,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:13:34,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:13:34,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:13:34,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:13:34,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:13:34,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:13:34,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:13:34,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:13:34,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:13:34,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:13:34,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:13:34,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:13:34,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:13:34,021 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:13:34,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:13:34,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:13:34,022 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:13:34,022 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:13:34,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:13:34,023 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:13:34,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:13:34,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:13:34,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:34,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:13:34,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:13:34,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:13:34,024 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:13:34,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:13:34,024 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_4cedcd85-bb49-40ff-ab35-b49e67e531da/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 -> e91aa3441818cd541edca2e0b1e6ffe8aa8daeb90a2bb3d57aa134b1fac65703 [2024-11-25 02:13:34,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:13:34,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:13:34,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:13:34,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:13:34,411 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:13:34,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i [2024-11-25 02:13:37,407 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/data/1d5a37fed/f003868514454b9ab62bf586cd604179/FLAGf2d292d59 [2024-11-25 02:13:37,931 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:13:37,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i [2024-11-25 02:13:37,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/data/1d5a37fed/f003868514454b9ab62bf586cd604179/FLAGf2d292d59 [2024-11-25 02:13:37,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/data/1d5a37fed/f003868514454b9ab62bf586cd604179 [2024-11-25 02:13:37,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:13:37,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:13:37,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:37,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:13:37,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:13:37,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:37" (1/1) ... [2024-11-25 02:13:37,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51956fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:37, skipping insertion in model container [2024-11-25 02:13:37,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:37" (1/1) ... [2024-11-25 02:13:38,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:13:39,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:39,315 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:13:39,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:39,577 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:13:39,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39 WrapperNode [2024-11-25 02:13:39,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:39,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:39,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:13:39,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:13:39,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,654 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-25 02:13:39,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:39,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:13:39,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:13:39,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:13:39,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,679 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,687 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:13:39,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:13:39,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:13:39,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:13:39,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:39" (1/1) ... [2024-11-25 02:13:39,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:39,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:13:39,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:13:39,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:13:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 02:13:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 02:13:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:13:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:13:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:13:40,005 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:13:40,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:13:40,132 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-25 02:13:40,132 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:13:40,170 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:13:40,170 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:13:40,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:40 BoogieIcfgContainer [2024-11-25 02:13:40,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:13:40,172 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:13:40,172 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:13:40,182 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:13:40,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:40" (1/1) ... [2024-11-25 02:13:40,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:13:40,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:40,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-25 02:13:40,246 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-25 02:13:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:13:40,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:40,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:40,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:40,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-25 02:13:40,645 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-25 02:13:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:13:40,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:40,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:13:40,670 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:13:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:13:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:13:40,742 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:13:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:13:40,785 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 02:13:40,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:13:40 ImpRootNode [2024-11-25 02:13:40,823 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:13:40,823 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:13:40,824 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:13:40,824 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:13:40,825 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:40" (3/4) ... [2024-11-25 02:13:40,826 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 02:13:40,875 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 7. [2024-11-25 02:13:40,927 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:13:40,927 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:13:40,928 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:13:40,929 INFO L158 Benchmark]: Toolchain (without parser) took 2943.62ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 61.0MB in the end (delta: 35.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:40,930 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:40,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1592.78ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 36.4MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 02:13:40,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.28ms. Allocated memory is still 142.6MB. Free memory was 36.4MB in the beginning and 33.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:40,932 INFO L158 Benchmark]: Boogie Preprocessor took 34.66ms. Allocated memory is still 142.6MB. Free memory was 33.8MB in the beginning and 32.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:40,933 INFO L158 Benchmark]: RCFGBuilder took 475.01ms. Allocated memory is still 142.6MB. Free memory was 32.8MB in the beginning and 89.0MB in the end (delta: -56.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-25 02:13:40,933 INFO L158 Benchmark]: CodeCheck took 651.29ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 65.9MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:13:40,934 INFO L158 Benchmark]: Witness Printer took 104.14ms. Allocated memory is still 142.6MB. Free memory was 65.9MB in the beginning and 61.0MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:40,939 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1572]: 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52c_badSink(data) [L1572] ++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 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1592.78ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 36.4MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.28ms. Allocated memory is still 142.6MB. Free memory was 36.4MB in the beginning and 33.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.66ms. Allocated memory is still 142.6MB. Free memory was 33.8MB in the beginning and 32.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 475.01ms. Allocated memory is still 142.6MB. Free memory was 32.8MB in the beginning and 89.0MB in the end (delta: -56.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 651.29ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 65.9MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 104.14ms. Allocated memory is still 142.6MB. Free memory was 65.9MB in the beginning and 61.0MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 02:13:40,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cedcd85-bb49-40ff-ab35-b49e67e531da/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)