./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_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_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/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_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/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_04be246e-f8e4-4958-8761-e1971d6773a8/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 e3c0ee47d50461535e0c09d9f10043412d5eb2e0f2f37573e5a923ef8f2ae8bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:59:15,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:59:16,005 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:59:16,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:59:16,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:59:16,053 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:59:16,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:59:16,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:59:16,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:59:16,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:59:16,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:59:16,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:59:16,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:59:16,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:59:16,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:59:16,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:59:16,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:59:16,058 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:59:16,059 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:59:16,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:59:16,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:59:16,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:59:16,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:59:16,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:59:16,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:59:16,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:59:16,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:16,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:59:16,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:59:16,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:59:16,060 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:59:16,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:59:16,060 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_04be246e-f8e4-4958-8761-e1971d6773a8/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 -> e3c0ee47d50461535e0c09d9f10043412d5eb2e0f2f37573e5a923ef8f2ae8bf [2024-11-13 21:59:16,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:59:16,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:59:16,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:59:16,432 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:59:16,432 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:59:16,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_bad.i Unable to find full path for "g++" [2024-11-13 21:59:18,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:59:18,743 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:59:18,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_bad.i [2024-11-13 21:59:18,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data/2226de567/00b5e15250a548fc8fdb005b4f4dc7c6/FLAG15947894d [2024-11-13 21:59:18,853 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data/2226de567/00b5e15250a548fc8fdb005b4f4dc7c6 [2024-11-13 21:59:18,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:59:18,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:59:18,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:18,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:59:18,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:59:18,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:18" (1/1) ... [2024-11-13 21:59:18,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2cb68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:18, skipping insertion in model container [2024-11-13 21:59:18,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:18" (1/1) ... [2024-11-13 21:59:18,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:59:20,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:20,062 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:59:20,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:20,347 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:59:20,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20 WrapperNode [2024-11-13 21:59:20,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:20,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:20,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:59:20,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:59:20,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,396 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 21:59:20,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:20,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:59:20,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:59:20,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:59:20,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:59:20,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:59:20,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:59:20,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:59:20,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:20,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:59:20,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:59:20,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:59:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:59:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:59:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:59:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:59:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:59:20,754 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:59:20,755 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:20,881 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:20,882 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:20,946 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:20,946 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:59:20,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:20 BoogieIcfgContainer [2024-11-13 21:59:20,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:20,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:20,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:20,962 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:20,962 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:20" (1/1) ... [2024-11-13 21:59:20,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:21,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:59:21,035 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:59:21,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:59:21,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:21,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:21,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:21,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:21,256 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:59:21,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:59:21 ImpRootNode [2024-11-13 21:59:21,287 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:59:21,288 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:59:21,288 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:59:21,289 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:59:21,289 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:20" (3/4) ... [2024-11-13 21:59:21,295 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:59:21,296 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:59:21,297 INFO L158 Benchmark]: Toolchain (without parser) took 2440.01ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 76.2MB in the end (delta: 39.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-13 21:59:21,298 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 142.6MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:21,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1490.85ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 108.0MB in the end (delta: 8.1MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 21:59:21,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.15ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 105.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:21,299 INFO L158 Benchmark]: Boogie Preprocessor took 22.01ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.6MB in the end (delta: 582.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:21,299 INFO L158 Benchmark]: RCFGBuilder took 527.64ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 90.3MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:21,300 INFO L158 Benchmark]: CodeCheck took 339.97ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 76.2MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:59:21,300 INFO L158 Benchmark]: Witness Printer took 8.25ms. Allocated memory is still 142.6MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:21,305 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 8 NumberOfCodeBlocks, 8 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: 1560]: 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 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1556] COND TRUE globalFive==5 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] [L1558] 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] [L1560] 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 0.56ms. Allocated memory is still 142.6MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1490.85ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 108.0MB in the end (delta: 8.1MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.15ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 105.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.01ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.6MB in the end (delta: 582.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 527.64ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 90.3MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 339.97ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 76.2MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.25ms. Allocated memory is still 142.6MB. Free memory is still 76.2MB. 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 21:59:21,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/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_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/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_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/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_04be246e-f8e4-4958-8761-e1971d6773a8/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 e3c0ee47d50461535e0c09d9f10043412d5eb2e0f2f37573e5a923ef8f2ae8bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:59:23,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:59:24,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:59:24,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:59:24,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:59:24,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:59:24,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:59:24,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:59:24,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:59:24,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:59:24,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:59:24,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:59:24,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:59:24,184 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:59:24,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:59:24,185 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:59:24,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:59:24,185 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:59:24,185 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:59:24,185 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:24,185 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:59:24,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:59:24,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:24,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:59:24,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:59:24,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:59:24,186 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:59:24,187 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:24,187 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:59:24,187 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_04be246e-f8e4-4958-8761-e1971d6773a8/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 -> e3c0ee47d50461535e0c09d9f10043412d5eb2e0f2f37573e5a923ef8f2ae8bf [2024-11-13 21:59:24,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:59:24,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:59:24,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:59:24,483 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:59:24,484 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:59:24,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_bad.i Unable to find full path for "g++" [2024-11-13 21:59:26,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:59:26,951 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:59:26,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_bad.i [2024-11-13 21:59:26,987 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data/32f999c7c/9e24b3a8f7d64b978271db24ef198957/FLAG9ef6b92b4 [2024-11-13 21:59:27,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/data/32f999c7c/9e24b3a8f7d64b978271db24ef198957 [2024-11-13 21:59:27,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:59:27,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:59:27,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:27,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:59:27,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:59:27,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:27" (1/1) ... [2024-11-13 21:59:27,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5e7b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:27, skipping insertion in model container [2024-11-13 21:59:27,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:27" (1/1) ... [2024-11-13 21:59:27,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:59:28,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:28,245 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:59:28,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:28,601 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:59:28,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28 WrapperNode [2024-11-13 21:59:28,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:28,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:28,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:59:28,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:59:28,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,681 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 21:59:28,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:28,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:59:28,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:59:28,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:59:28,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:59:28,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:59:28,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:59:28,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:59:28,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:28" (1/1) ... [2024-11-13 21:59:28,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:28,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:59:28,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:59:28,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:59:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:59:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:59:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:59:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:59:28,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:59:28,974 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:59:28,977 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:29,132 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:29,133 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:29,206 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:29,207 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:59:29,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:29 BoogieIcfgContainer [2024-11-13 21:59:29,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:29,209 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:29,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:29,220 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:29,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:29" (1/1) ... [2024-11-13 21:59:29,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:29,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:59:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:59:29,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:59:29,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:29,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:29,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:29,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:29,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:59:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:29,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:29,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:29,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:59:29,685 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:59:29,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:59:29 ImpRootNode [2024-11-13 21:59:29,721 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:59:29,722 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:59:29,722 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:59:29,723 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:59:29,723 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:29" (3/4) ... [2024-11-13 21:59:29,726 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:59:29,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:59:29,730 INFO L158 Benchmark]: Toolchain (without parser) took 2713.87ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 84.1MB in the end (delta: 7.7MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-11-13 21:59:29,731 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:29,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1585.48ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 78.6MB in the end (delta: 13.0MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 21:59:29,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.20ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.0MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:29,734 INFO L158 Benchmark]: Boogie Preprocessor took 53.98ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:29,734 INFO L158 Benchmark]: RCFGBuilder took 471.18ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 58.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:59:29,734 INFO L158 Benchmark]: CodeCheck took 511.95ms. Allocated memory is still 117.4MB. Free memory was 58.7MB in the beginning and 84.1MB in the end (delta: -25.4MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-13 21:59:29,735 INFO L158 Benchmark]: Witness Printer took 5.47ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:29,737 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, 15 locations, 2 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, 8 NumberOfCodeBlocks, 8 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: 1560]: 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 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1556] COND TRUE globalFive==5 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] [L1558] 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] [L1560] 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 0.50ms. Allocated memory is still 83.9MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1585.48ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 78.6MB in the end (delta: 13.0MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.20ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.0MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.98ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 471.18ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 58.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 511.95ms. Allocated memory is still 117.4MB. Free memory was 58.7MB in the beginning and 84.1MB in the end (delta: -25.4MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Witness Printer took 5.47ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 19.3kB). 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 21:59:29,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04be246e-f8e4-4958-8761-e1971d6773a8/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample