./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_42_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_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/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_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/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_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/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 7dac141f7a29cf4c6bd33712d19d4f734e6de14d1a46ab86d0fb77fc6a3eb929 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:04:11,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:04:11,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:04:11,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:04:11,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:04:12,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:04:12,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:04:12,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:04:12,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:04:12,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:04:12,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:04:12,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:04:12,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:04:12,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:04:12,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:04:12,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:04:12,023 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:04:12,023 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:04:12,024 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:04:12,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:04:12,024 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:04:12,024 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:04:12,024 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:04:12,024 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:04:12,025 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:04:12,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:04:12,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:12,025 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:04:12,025 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:04:12,025 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:04:12,026 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:04:12,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:04:12,026 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_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/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 -> 7dac141f7a29cf4c6bd33712d19d4f734e6de14d1a46ab86d0fb77fc6a3eb929 [2024-11-25 04:04:12,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:04:12,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:04:12,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:04:12,383 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:04:12,384 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:04:12,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_42_bad.i [2024-11-25 04:04:15,410 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/data/e15021ba0/cc8c3482f71842ad8aea64ef9fdd187d/FLAGb3c5289e7 [2024-11-25 04:04:15,911 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:04:15,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_42_bad.i [2024-11-25 04:04:15,948 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/data/e15021ba0/cc8c3482f71842ad8aea64ef9fdd187d/FLAGb3c5289e7 [2024-11-25 04:04:15,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/data/e15021ba0/cc8c3482f71842ad8aea64ef9fdd187d [2024-11-25 04:04:15,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:04:15,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:04:15,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:15,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:04:15,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:04:15,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:15" (1/1) ... [2024-11-25 04:04:15,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1437d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:15, skipping insertion in model container [2024-11-25 04:04:15,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:15" (1/1) ... [2024-11-25 04:04:16,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:04:17,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:17,169 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:04:17,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:17,435 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:04:17,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17 WrapperNode [2024-11-25 04:04:17,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:17,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:17,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:04:17,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:04:17,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,508 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-25 04:04:17,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:17,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:04:17,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:04:17,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:04:17,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,534 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:04:17,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:04:17,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:04:17,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:04:17,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:17" (1/1) ... [2024-11-25 04:04:17,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:17,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:04:17,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:04:17,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:04:17,633 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:04:17,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:04:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:04:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:04:17,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:04:17,857 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:04:17,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:04:17,995 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-25 04:04:17,995 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:04:18,040 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:04:18,040 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:04:18,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:18 BoogieIcfgContainer [2024-11-25 04:04:18,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:04:18,042 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:04:18,042 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:04:18,053 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:04:18,053 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:18" (1/1) ... [2024-11-25 04:04:18,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:04:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-25 04:04:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-25 04:04:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:04:18,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:18,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:18,212 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:04:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:18,281 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:04:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:18,312 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:04:18,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:04:18 ImpRootNode [2024-11-25 04:04:18,339 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:04:18,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:04:18,340 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:04:18,341 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:04:18,341 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:18" (3/4) ... [2024-11-25 04:04:18,342 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:04:18,395 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 7. [2024-11-25 04:04:18,447 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:04:18,448 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:04:18,448 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:04:18,449 INFO L158 Benchmark]: Toolchain (without parser) took 2470.08ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 73.6MB in the end (delta: 26.7MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2024-11-25 04:04:18,449 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:18,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1454.81ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 40.3MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 04:04:18,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.97ms. Allocated memory is still 142.6MB. Free memory was 40.3MB in the beginning and 37.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:18,450 INFO L158 Benchmark]: Boogie Preprocessor took 38.62ms. Allocated memory is still 142.6MB. Free memory was 37.6MB in the beginning and 36.9MB in the end (delta: 664.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:18,450 INFO L158 Benchmark]: RCFGBuilder took 492.95ms. Allocated memory is still 142.6MB. Free memory was 36.6MB in the beginning and 91.4MB in the end (delta: -54.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-25 04:04:18,452 INFO L158 Benchmark]: CodeCheck took 297.59ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 78.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:04:18,456 INFO L158 Benchmark]: Witness Printer took 107.86ms. Allocated memory is still 142.6MB. Free memory was 78.5MB in the beginning and 73.6MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:18,458 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: 0.2s, 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, 6 NumberOfCodeBlocks, 6 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_fscanf_predec_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [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 0.77ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1454.81ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 40.3MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.97ms. Allocated memory is still 142.6MB. Free memory was 40.3MB in the beginning and 37.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.62ms. Allocated memory is still 142.6MB. Free memory was 37.6MB in the beginning and 36.9MB in the end (delta: 664.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.95ms. Allocated memory is still 142.6MB. Free memory was 36.6MB in the beginning and 91.4MB in the end (delta: -54.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 297.59ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 78.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 107.86ms. Allocated memory is still 142.6MB. Free memory was 78.5MB in the beginning and 73.6MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:04:18,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89ed2b70-d50c-4c25-8ba5-8d66ca6e5164/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)