./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk --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 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:33:08,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:33:08,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:33:08,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:33:08,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:33:08,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:33:08,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:33:08,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:33:08,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:33:08,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:33:08,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:33:08,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:33:08,215 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:33:08,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:33:08,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:33:08,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:33:08,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:33:08,220 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:33:08,220 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:33:08,220 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:33:08,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:33:08,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:33:08,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:33:08,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:33:08,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:33:08,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:33:08,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:08,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:33:08,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:33:08,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:33:08,228 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:33:08,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:33:08,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f [2024-11-08 23:33:08,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:33:08,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:33:08,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:33:08,591 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:33:08,591 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:33:08,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i Unable to find full path for "g++" [2024-11-08 23:33:10,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:33:10,966 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:33:10,968 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i [2024-11-08 23:33:11,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data/1821f595c/28886ac27adf4c81ad785cae53257500/FLAG9b2cb8459 [2024-11-08 23:33:11,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data/1821f595c/28886ac27adf4c81ad785cae53257500 [2024-11-08 23:33:11,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:33:11,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:33:11,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:11,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:33:11,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:33:11,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:11" (1/1) ... [2024-11-08 23:33:11,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d163b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:11, skipping insertion in model container [2024-11-08 23:33:11,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:11" (1/1) ... [2024-11-08 23:33:11,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:33:12,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:12,139 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:33:12,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:12,484 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:33:12,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12 WrapperNode [2024-11-08 23:33:12,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:12,487 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:12,487 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:33:12,487 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:33:12,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,566 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 49 [2024-11-08 23:33:12,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:12,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:33:12,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:33:12,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:33:12,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:33:12,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:33:12,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:33:12,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:33:12,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:12,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:12,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:33:12,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:33:12,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:33:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:33:12,672 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:33:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:33:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:33:12,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:33:12,822 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:33:12,824 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:33:12,946 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 23:33:12,947 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:33:12,997 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:33:12,997 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:33:12,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:12 BoogieIcfgContainer [2024-11-08 23:33:12,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:33:12,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:33:12,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:33:13,009 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:33:13,009 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:12" (1/1) ... [2024-11-08 23:33:13,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:33:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:13,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:33:13,073 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:33:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:33:13,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:13,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:13,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:33:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:13,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:33:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:13,345 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:33:13,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:33:13 ImpRootNode [2024-11-08 23:33:13,378 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:33:13,378 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:33:13,379 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:33:13,379 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:33:13,379 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:12" (3/4) ... [2024-11-08 23:33:13,385 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:33:13,386 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:33:13,387 INFO L158 Benchmark]: Toolchain (without parser) took 2357.05ms. Allocated memory was 153.1MB in the beginning and 220.2MB in the end (delta: 67.1MB). Free memory was 108.6MB in the beginning and 138.9MB in the end (delta: -30.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-08 23:33:13,388 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:13,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1454.30ms. Allocated memory was 153.1MB in the beginning and 220.2MB in the end (delta: 67.1MB). Free memory was 108.2MB in the beginning and 174.6MB in the end (delta: -66.4MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:13,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.40ms. Allocated memory is still 220.2MB. Free memory was 174.6MB in the beginning and 171.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:13,391 INFO L158 Benchmark]: Boogie Preprocessor took 25.91ms. Allocated memory is still 220.2MB. Free memory was 171.5MB in the beginning and 170.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:13,392 INFO L158 Benchmark]: RCFGBuilder took 403.87ms. Allocated memory is still 220.2MB. Free memory was 170.4MB in the beginning and 155.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:33:13,392 INFO L158 Benchmark]: CodeCheck took 378.59ms. Allocated memory is still 220.2MB. Free memory was 154.7MB in the beginning and 138.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:33:13,395 INFO L158 Benchmark]: Witness Printer took 7.73ms. Allocated memory is still 220.2MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:13,401 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1569]: 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 1560. 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); [L1560] 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) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_fscanf_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_fscanf_multiply_65b_badSink; [L1553] data = 0 [L1555] CALL funcPtr(data) [L1567] 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] [L1569] 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 0.24ms. Allocated memory is still 153.1MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1454.30ms. Allocated memory was 153.1MB in the beginning and 220.2MB in the end (delta: 67.1MB). Free memory was 108.2MB in the beginning and 174.6MB in the end (delta: -66.4MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.40ms. Allocated memory is still 220.2MB. Free memory was 174.6MB in the beginning and 171.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.91ms. Allocated memory is still 220.2MB. Free memory was 171.5MB in the beginning and 170.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.87ms. Allocated memory is still 220.2MB. Free memory was 170.4MB in the beginning and 155.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 378.59ms. Allocated memory is still 220.2MB. Free memory was 154.7MB in the beginning and 138.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.73ms. Allocated memory is still 220.2MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:33:13,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk --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 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:33:15,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:33:15,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:33:15,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:33:15,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:33:15,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:33:15,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:33:15,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:33:15,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:33:15,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:33:15,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:33:15,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:33:15,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:33:15,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:33:15,936 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:33:15,936 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:33:15,937 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:33:15,937 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:33:15,937 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:33:15,938 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:33:15,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:33:15,943 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:33:15,943 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:33:15,943 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:33:15,944 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:33:15,944 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:15,944 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:33:15,945 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:33:15,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:15,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:33:15,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:33:15,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:33:15,946 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:33:15,946 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:15,947 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:33:15,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f [2024-11-08 23:33:16,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:33:16,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:33:16,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:33:16,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:33:16,332 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:33:16,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i Unable to find full path for "g++" [2024-11-08 23:33:18,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:33:18,865 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:33:18,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i [2024-11-08 23:33:18,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data/3982f79bc/2a79ad6d07204fa5891e42d016d61977/FLAG6d9dd497e [2024-11-08 23:33:19,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/data/3982f79bc/2a79ad6d07204fa5891e42d016d61977 [2024-11-08 23:33:19,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:33:19,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:33:19,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:19,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:33:19,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:33:19,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:19" (1/1) ... [2024-11-08 23:33:19,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a462b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:19, skipping insertion in model container [2024-11-08 23:33:19,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:19" (1/1) ... [2024-11-08 23:33:19,149 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:33:20,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:20,309 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:33:20,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:20,542 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:33:20,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20 WrapperNode [2024-11-08 23:33:20,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:20,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:20,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:33:20,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:33:20,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,622 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 48 [2024-11-08 23:33:20,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:20,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:33:20,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:33:20,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:33:20,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:33:20,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:33:20,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:33:20,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:33:20,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:20" (1/1) ... [2024-11-08 23:33:20,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:20,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:33:20,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:33:20,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:33:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:33:20,735 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:33:20,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:33:20,892 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:33:20,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:33:21,015 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 23:33:21,015 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:33:21,082 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:33:21,085 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:33:21,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:21 BoogieIcfgContainer [2024-11-08 23:33:21,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:33:21,087 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:33:21,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:33:21,094 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:33:21,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:21" (1/1) ... [2024-11-08 23:33:21,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:33:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:33:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:33:21,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:33:21,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:21,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:21,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:21,180 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:21,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:33:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:21,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:33:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:21,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:33:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:21,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:33:21,489 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:33:21,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:33:21 ImpRootNode [2024-11-08 23:33:21,524 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:33:21,524 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:33:21,525 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:33:21,525 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:33:21,527 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:21" (3/4) ... [2024-11-08 23:33:21,530 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:33:21,531 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:33:21,532 INFO L158 Benchmark]: Toolchain (without parser) took 2463.76ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 37.1MB in the beginning and 39.8MB in the end (delta: -2.7MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-08 23:33:21,533 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:21,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1473.45ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 37.0MB in the beginning and 50.0MB in the end (delta: -13.0MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-08 23:33:21,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.29ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 46.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:21,536 INFO L158 Benchmark]: Boogie Preprocessor took 42.35ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 44.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:21,537 INFO L158 Benchmark]: RCFGBuilder took 420.33ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 54.4MB in the end (delta: -9.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:33:21,538 INFO L158 Benchmark]: CodeCheck took 437.27ms. Allocated memory is still 83.9MB. Free memory was 54.4MB in the beginning and 40.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:33:21,538 INFO L158 Benchmark]: Witness Printer took 6.90ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 39.8MB in the end (delta: 484.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:21,544 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1569]: 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 1560. 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); [L1560] 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) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_fscanf_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_fscanf_multiply_65b_badSink; [L1553] data = 0 [L1555] CALL funcPtr(data) [L1567] 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] [L1569] 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 0.29ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1473.45ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 37.0MB in the beginning and 50.0MB in the end (delta: -13.0MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.29ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 46.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.35ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 44.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 420.33ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 54.4MB in the end (delta: -9.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 437.27ms. Allocated memory is still 83.9MB. Free memory was 54.4MB in the beginning and 40.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.90ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 39.8MB in the end (delta: 484.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:33:21,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc4469c2-76f5-4d25-90ea-3489d84d611b/bin/ukojak-verify-ImItNfHLgk/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