./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm --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 bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:02:59,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:02:59,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:02:59,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:02:59,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:02:59,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:02:59,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:02:59,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:02:59,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:02:59,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:02:59,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:02:59,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:02:59,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:02:59,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:02:59,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:02:59,563 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:02:59,563 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:02:59,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:02:59,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:02:59,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:02:59,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:02:59,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:02:59,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:02:59,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:02:59,564 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:02:59,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:02:59,565 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_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm 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 -> bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b [2024-11-13 22:02:59,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:02:59,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:02:59,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:02:59,889 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:02:59,890 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:02:59,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i Unable to find full path for "g++" [2024-11-13 22:03:01,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:03:02,163 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:03:02,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i [2024-11-13 22:03:02,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data/80f468b0a/ef62fdaa1f5943399354929dbbf103d5/FLAG87a679f66 [2024-11-13 22:03:02,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data/80f468b0a/ef62fdaa1f5943399354929dbbf103d5 [2024-11-13 22:03:02,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:03:02,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:03:02,218 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:03:02,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:03:02,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:03:02,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:03:02" (1/1) ... [2024-11-13 22:03:02,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ce8f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:02, skipping insertion in model container [2024-11-13 22:03:02,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:03:02" (1/1) ... [2024-11-13 22:03:02,278 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:03:03,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:03:03,174 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:03:03,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:03:03,465 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:03:03,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03 WrapperNode [2024-11-13 22:03:03,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:03:03,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:03:03,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:03:03,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:03:03,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,535 INFO L138 Inliner]: procedures = 497, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-13 22:03:03,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:03:03,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:03:03,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:03:03,537 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:03:03,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:03:03,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:03:03,563 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:03:03,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:03:03,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:03" (1/1) ... [2024-11-13 22:03:03,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:03:03,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:03:03,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:03:03,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:03:03,644 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 22:03:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 22:03:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-13 22:03:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-13 22:03:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:03:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:03:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:03:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:03:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:03:03,825 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:03:03,827 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:03:04,006 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:03:04,006 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:03:04,068 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:03:04,069 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:03:04,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:04 BoogieIcfgContainer [2024-11-13 22:03:04,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:03:04,071 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:03:04,071 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:03:04,082 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:03:04,082 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:04" (1/1) ... [2024-11-13 22:03:04,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:03:04,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2024-11-13 22:03:04,158 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2024-11-13 22:03:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:03:04,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:04,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:04,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:03:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:04,454 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:03:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:04,508 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:03:04,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:03:04 ImpRootNode [2024-11-13 22:03:04,549 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:03:04,550 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:03:04,550 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:03:04,550 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:03:04,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:04" (3/4) ... [2024-11-13 22:03:04,554 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:03:04,554 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:03:04,557 INFO L158 Benchmark]: Toolchain (without parser) took 2338.86ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 88.4MB in the end (delta: 27.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-13 22:03:04,558 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:04,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1249.81ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 56.3MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:03:04,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.24ms. Allocated memory is still 142.6MB. Free memory was 56.3MB in the beginning and 53.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:03:04,559 INFO L158 Benchmark]: Boogie Preprocessor took 25.97ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 52.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:04,559 INFO L158 Benchmark]: RCFGBuilder took 507.15ms. Allocated memory is still 142.6MB. Free memory was 52.5MB in the beginning and 105.5MB in the end (delta: -53.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-13 22:03:04,560 INFO L158 Benchmark]: CodeCheck took 477.61ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 88.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:03:04,564 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 142.6MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:04,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 35 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 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 - UnprovableResult [Line: 1564]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1587. Possible 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE191_Integer_Underflow__int_fscanf_multiply_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1562] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1249.81ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 56.3MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.24ms. Allocated memory is still 142.6MB. Free memory was 56.3MB in the beginning and 53.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.97ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 52.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 507.15ms. Allocated memory is still 142.6MB. Free memory was 52.5MB in the beginning and 105.5MB in the end (delta: -53.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 477.61ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 88.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 142.6MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:03:04,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm --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 bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:03:07,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:03:07,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:03:07,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:03:07,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:03:07,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:03:07,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:03:07,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:03:07,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:03:07,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:03:07,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:03:07,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:03:07,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:03:07,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:03:07,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:03:07,624 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:03:07,625 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:03:07,625 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:03:07,625 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:03:07,625 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:03:07,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:03:07,626 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:03:07,626 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:03:07,626 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:03:07,626 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:03:07,626 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:07,626 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:03:07,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:03:07,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:03:07,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:03:07,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:03:07,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:03:07,627 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:03:07,627 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:07,628 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:03:07,628 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_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm 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 -> bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b [2024-11-13 22:03:08,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:03:08,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:03:08,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:03:08,088 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:03:08,089 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:03:08,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i Unable to find full path for "g++" [2024-11-13 22:03:10,092 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:03:10,579 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:03:10,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i [2024-11-13 22:03:10,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data/9f62ea409/beaeb24d102f4b9faa5d511ea8787bec/FLAG4e0789df9 [2024-11-13 22:03:10,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/data/9f62ea409/beaeb24d102f4b9faa5d511ea8787bec [2024-11-13 22:03:10,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:03:10,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:03:10,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:03:10,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:03:10,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:03:10,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:03:10" (1/1) ... [2024-11-13 22:03:10,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734b8b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:10, skipping insertion in model container [2024-11-13 22:03:10,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:03:10" (1/1) ... [2024-11-13 22:03:10,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:03:11,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:03:11,630 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:03:11,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:03:11,922 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:03:11,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11 WrapperNode [2024-11-13 22:03:11,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:03:11,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:03:11,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:03:11,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:03:11,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,972 INFO L138 Inliner]: procedures = 502, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2024-11-13 22:03:11,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:03:11,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:03:11,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:03:11,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:03:11,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,999 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:03:12,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:03:12,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:03:12,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:03:12,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:12,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:03:12,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:03:12,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:03:12,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:03:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 22:03:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 22:03:12,065 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-13 22:03:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-13 22:03:12,066 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:03:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:03:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:03:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:03:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:03:12,229 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:03:12,231 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:03:12,424 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:03:12,424 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:03:12,471 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:03:12,472 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:03:12,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:12 BoogieIcfgContainer [2024-11-13 22:03:12,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:03:12,473 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:03:12,473 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:03:12,484 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:03:12,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:12" (1/1) ... [2024-11-13 22:03:12,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:03:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:12,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-11-13 22:03:12,541 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-13 22:03:12,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:03:12,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:12,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:12,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:12,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:12,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:03:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:12,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:03:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:12,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:03:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:03:13,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:03:13,010 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:03:13,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:03:13 ImpRootNode [2024-11-13 22:03:13,047 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:03:13,048 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:03:13,048 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:03:13,048 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:03:13,049 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:12" (3/4) ... [2024-11-13 22:03:13,052 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:03:13,053 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:03:13,056 INFO L158 Benchmark]: Toolchain (without parser) took 2405.49ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-13 22:03:13,056 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:13,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1270.45ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 68.2MB in the end (delta: 21.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:03:13,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.57ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 65.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:13,060 INFO L158 Benchmark]: Boogie Preprocessor took 26.74ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:13,060 INFO L158 Benchmark]: RCFGBuilder took 471.84ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 47.0MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:03:13,060 INFO L158 Benchmark]: CodeCheck took 574.59ms. Allocated memory is still 117.4MB. Free memory was 47.0MB in the beginning and 81.4MB in the end (delta: -34.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:13,061 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:03:13,064 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 34 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1587. Possible 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE191_Integer_Underflow__int_fscanf_multiply_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1562] COND TRUE data < 0 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] [L1564] data * 2 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 0.44ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1270.45ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 68.2MB in the end (delta: 21.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.57ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 65.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.74ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 471.84ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 47.0MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 574.59ms. Allocated memory is still 117.4MB. Free memory was 47.0MB in the beginning and 81.4MB in the end (delta: -34.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:03:13,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794f9e19-19bd-4454-a60e-9b7652a84b5c/bin/ukojak-verify-EEHR8qb7sm/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 Result: UNKNOWN: Overapproximated counterexample