./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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 1a0f93bf9b138786b97e456275bccb441fcaf0c0135ea273562dbb5065ee9c2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:57:58,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:57:58,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:57:58,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:57:58,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:57:58,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:57:58,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:57:58,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:57:58,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:57:58,987 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:57:58,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:57:58,989 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:57:58,990 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:57:58,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:57:58,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:57:58,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:57:58,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:57:58,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:57:58,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:57:58,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:57:58,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:57:58,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:57:58,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:57:58,992 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:57:58,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:57:58,992 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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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 -> 1a0f93bf9b138786b97e456275bccb441fcaf0c0135ea273562dbb5065ee9c2d [2024-11-13 22:57:59,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:57:59,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:57:59,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:57:59,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:57:59,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:57:59,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_bad.i Unable to find full path for "g++" [2024-11-13 22:58:01,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:58:01,982 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:58:01,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_bad.i [2024-11-13 22:58:02,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data/862fff376/39ab281fba6146ff9c198fc428786b93/FLAG376a093ae [2024-11-13 22:58:02,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data/862fff376/39ab281fba6146ff9c198fc428786b93 [2024-11-13 22:58:02,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:58:02,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:58:02,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:02,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:58:02,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:58:02,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:02" (1/1) ... [2024-11-13 22:58:02,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69313479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:02, skipping insertion in model container [2024-11-13 22:58:02,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:02" (1/1) ... [2024-11-13 22:58:02,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:58:03,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:03,075 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:58:03,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:03,404 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:58:03,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03 WrapperNode [2024-11-13 22:58:03,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:03,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:03,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:58:03,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:58:03,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,476 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 22:58:03,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:03,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:58:03,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:58:03,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:58:03,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:58:03,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:58:03,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:58:03,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:58:03,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:03,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:58:03,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:58:03,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:58:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:58:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:58:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:58:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:58:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:58:03,742 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:58:03,744 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:58:03,837 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:58:03,837 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:58:03,891 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:58:03,892 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:58:03,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:03 BoogieIcfgContainer [2024-11-13 22:58:03,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:58:03,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:58:03,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:58:03,906 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:58:03,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:03" (1/1) ... [2024-11-13 22:58:03,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:58:03,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:58:03,984 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:58:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:58:03,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:03,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:04,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:58:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:04,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:58:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:04,276 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:58:04,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:58:04 ImpRootNode [2024-11-13 22:58:04,313 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:58:04,313 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:58:04,313 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:58:04,314 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:58:04,314 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:03" (3/4) ... [2024-11-13 22:58:04,319 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:58:04,320 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:58:04,325 INFO L158 Benchmark]: Toolchain (without parser) took 2272.21ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 52.8MB in the end (delta: 39.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 22:58:04,326 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:04,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1356.71ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 82.9MB in the end (delta: 8.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:04,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.36ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 80.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:04,328 INFO L158 Benchmark]: Boogie Preprocessor took 31.14ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:04,329 INFO L158 Benchmark]: RCFGBuilder took 383.72ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.8MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:04,333 INFO L158 Benchmark]: CodeCheck took 419.76ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 52.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:58:04,334 INFO L158 Benchmark]: Witness Printer took 6.29ms. Allocated memory is still 117.4MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:04,336 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - UnprovableResult [Line: 1559]: 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 1567. 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); [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_sub_03_bad() [L1550] int data; [L1551] data = 0 [L1559] data - 1 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1356.71ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 82.9MB in the end (delta: 8.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.36ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 80.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.14ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 383.72ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.8MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 419.76ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 52.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.29ms. Allocated memory is still 117.4MB. Free memory is still 52.8MB. 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 22:58:04,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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 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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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 1a0f93bf9b138786b97e456275bccb441fcaf0c0135ea273562dbb5065ee9c2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:58:07,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:58:07,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:58:07,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:58:07,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:58:07,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:58:07,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:58:07,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:58:07,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:58:07,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:58:07,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:58:07,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:58:07,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:58:07,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:58:07,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:58:07,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:58:07,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:58:07,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:58:07,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:58:07,166 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:07,166 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:58:07,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:58:07,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:07,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:58:07,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:58:07,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:58:07,167 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:58:07,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:07,167 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:58:07,167 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_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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 -> 1a0f93bf9b138786b97e456275bccb441fcaf0c0135ea273562dbb5065ee9c2d [2024-11-13 22:58:07,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:58:07,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:58:07,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:58:07,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:58:07,535 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:58:07,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_bad.i Unable to find full path for "g++" [2024-11-13 22:58:09,611 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:58:10,107 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:58:10,108 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_03_bad.i [2024-11-13 22:58:10,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data/b2909ac48/2eeb3f8bb088422fa69fde79ef222c4c/FLAG8f43e91bc [2024-11-13 22:58:10,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/data/b2909ac48/2eeb3f8bb088422fa69fde79ef222c4c [2024-11-13 22:58:10,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:58:10,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:58:10,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:10,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:58:10,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:58:10,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461229de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10, skipping insertion in model container [2024-11-13 22:58:10,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:58:11,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:11,241 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:58:11,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:11,525 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:58:11,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11 WrapperNode [2024-11-13 22:58:11,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:11,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:11,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:58:11,527 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:58:11,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,594 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 22:58:11,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:11,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:58:11,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:58:11,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:58:11,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:58:11,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:58:11,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:58:11,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:58:11,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:11" (1/1) ... [2024-11-13 22:58:11,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:11,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:58:11,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:58:11,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:58:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:58:11,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:58:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:58:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:58:11,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:58:11,890 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:58:11,892 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:58:12,021 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 22:58:12,021 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:58:12,084 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:58:12,085 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:58:12,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:12 BoogieIcfgContainer [2024-11-13 22:58:12,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:58:12,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:58:12,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:58:12,099 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:58:12,099 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:12" (1/1) ... [2024-11-13 22:58:12,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:58:12,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:58:12,168 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:58:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:58:12,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:12,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:12,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:12,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:12,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:58:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:12,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:58:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:12,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:58:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:12,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:58:12,522 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:58:12,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:58:12 ImpRootNode [2024-11-13 22:58:12,556 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:58:12,557 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:58:12,557 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:58:12,557 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:58:12,558 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:12" (3/4) ... [2024-11-13 22:58:12,562 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:58:12,562 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:58:12,563 INFO L158 Benchmark]: Toolchain (without parser) took 2395.50ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 38.1MB in the end (delta: 51.0MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-11-13 22:58:12,566 INFO L158 Benchmark]: CDTParser took 4.22ms. Allocated memory is still 117.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:12,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1355.34ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 70.7MB in the end (delta: 18.5MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:58:12,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.67ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 67.8MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:12,567 INFO L158 Benchmark]: Boogie Preprocessor took 48.17ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 66.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:12,567 INFO L158 Benchmark]: RCFGBuilder took 443.90ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 51.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:58:12,568 INFO L158 Benchmark]: CodeCheck took 466.85ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 38.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:12,568 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 117.4MB. Free memory was 38.6MB in the beginning and 38.1MB in the end (delta: 493.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:12,574 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - UnprovableResult [Line: 1559]: 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 1567. 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); [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_sub_03_bad() [L1550] int data; [L1551] data = 0 [L1559] data - 1 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 4.22ms. Allocated memory is still 117.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1355.34ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 70.7MB in the end (delta: 18.5MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.67ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 67.8MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.17ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 66.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 443.90ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 51.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 466.85ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 38.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 117.4MB. Free memory was 38.6MB in the beginning and 38.1MB in the end (delta: 493.8kB). 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 22:58:12,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d5eecb-09f1-4584-a845-1a36e55c3d9f/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