./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_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_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/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_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/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_5dd45c21-2903-4945-8e37-754a1ded7cd4/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 cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:24,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:24,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:23:24,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:23:24,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:23:24,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:24,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:24,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:24,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:24,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:24,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:24,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:24,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:23:24,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:24,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:24,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:24,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:24,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:24,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:24,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:24,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:24,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:24,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:24,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:24,236 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:23:24,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:23:24,237 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_5dd45c21-2903-4945-8e37-754a1ded7cd4/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 -> cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 [2024-11-13 23:23:24,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:24,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:24,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:24,600 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:24,601 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:24,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i Unable to find full path for "g++" [2024-11-13 23:23:26,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:27,264 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:27,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i [2024-11-13 23:23:27,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data/661b3dff1/c15e1c470c334145acb95ccce6c444b4/FLAG324ef94fe [2024-11-13 23:23:27,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data/661b3dff1/c15e1c470c334145acb95ccce6c444b4 [2024-11-13 23:23:27,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:27,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:27,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:27,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:27,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:27,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:27" (1/1) ... [2024-11-13 23:23:27,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c4367d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:27, skipping insertion in model container [2024-11-13 23:23:27,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:27" (1/1) ... [2024-11-13 23:23:27,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:28,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:28,794 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:28,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:29,150 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:29,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29 WrapperNode [2024-11-13 23:23:29,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:29,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:29,154 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:29,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:29,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,233 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103 [2024-11-13 23:23:29,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:29,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:29,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:29,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:29,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:29,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:29,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:29,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:29,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:29,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:29,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:29,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:23:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:23:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:29,562 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:29,564 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:29,827 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:29,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:30,129 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:30,130 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:23:30,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:30 BoogieIcfgContainer [2024-11-13 23:23:30,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:30,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:30,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:30,156 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:30,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:30" (1/1) ... [2024-11-13 23:23:30,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:30,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:30,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:23:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:23:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:23:30,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:30,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:30,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:30,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:30,853 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:23:30,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:23:30 ImpRootNode [2024-11-13 23:23:30,889 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:23:30,890 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:23:30,891 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:23:30,891 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:23:30,893 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:30" (3/4) ... [2024-11-13 23:23:30,895 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:23:30,896 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:23:30,897 INFO L158 Benchmark]: Toolchain (without parser) took 3566.30ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 44.3MB in the end (delta: 45.1MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-11-13 23:23:30,899 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:30,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1819.81ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 80.2MB in the end (delta: 9.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 23:23:30,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.81ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 77.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:30,901 INFO L158 Benchmark]: Boogie Preprocessor took 36.02ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 76.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:30,902 INFO L158 Benchmark]: RCFGBuilder took 854.21ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 38.5MB in the end (delta: 37.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:23:30,905 INFO L158 Benchmark]: CodeCheck took 756.85ms. Allocated memory is still 117.4MB. Free memory was 38.5MB in the beginning and 44.3MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:30,905 INFO L158 Benchmark]: Witness Printer took 5.79ms. Allocated memory is still 117.4MB. Free memory is still 44.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:30,907 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: 0.7s, 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, overapproximation of bitwiseOr at line 1554. 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_rand_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_rand_multiply_65b_badSink; [L1553] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [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 0.44ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1819.81ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 80.2MB in the end (delta: 9.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.81ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 77.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.02ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 76.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 854.21ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 38.5MB in the end (delta: 37.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 756.85ms. Allocated memory is still 117.4MB. Free memory was 38.5MB in the beginning and 44.3MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.79ms. Allocated memory is still 117.4MB. Free memory is still 44.3MB. 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 23:23:30,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/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_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/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_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/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_5dd45c21-2903-4945-8e37-754a1ded7cd4/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 cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:33,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:33,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:23:33,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:33,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:33,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:33,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:33,967 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:33,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:33,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:33,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:33,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:33,970 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:33,970 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:23:33,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:33,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:33,971 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:23:33,973 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:33,974 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:23:33,974 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_5dd45c21-2903-4945-8e37-754a1ded7cd4/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 -> cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 [2024-11-13 23:23:34,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:34,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:34,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:34,333 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:34,334 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:34,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i Unable to find full path for "g++" [2024-11-13 23:23:36,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:36,851 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:36,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i [2024-11-13 23:23:36,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data/b30571ee7/f839923a42c54381abf370d3661757ea/FLAG027775168 [2024-11-13 23:23:36,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/data/b30571ee7/f839923a42c54381abf370d3661757ea [2024-11-13 23:23:36,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:36,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:36,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:36,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:36,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:36,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:36,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aab1a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36, skipping insertion in model container [2024-11-13 23:23:36,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:36,957 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:37,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:37,985 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:38,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:38,353 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:38,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38 WrapperNode [2024-11-13 23:23:38,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:38,354 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:38,354 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:38,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:38,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,410 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2024-11-13 23:23:38,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:38,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:38,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:38,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:38,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:38,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:38,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:38,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:38,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:38" (1/1) ... [2024-11-13 23:23:38,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:38,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:38,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:38,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:23:38,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:23:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:38,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:38,798 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:38,801 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:38,977 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:38,977 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:39,083 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:39,083 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:23:39,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:39 BoogieIcfgContainer [2024-11-13 23:23:39,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:39,084 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:39,084 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:39,109 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:39,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:39" (1/1) ... [2024-11-13 23:23:39,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:39,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:39,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:23:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:23:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:23:39,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:39,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:39,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:39,200 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:39,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:23:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:39,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:39,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:39,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:39,652 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:23:39,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:23:39 ImpRootNode [2024-11-13 23:23:39,683 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:23:39,684 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:23:39,684 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:23:39,684 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:23:39,685 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:39" (3/4) ... [2024-11-13 23:23:39,688 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:23:39,689 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:23:39,690 INFO L158 Benchmark]: Toolchain (without parser) took 2793.18ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 40.3MB in the end (delta: 16.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,690 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:39,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1456.30ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 52.7MB in the end (delta: 4.3MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.20ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:39,692 INFO L158 Benchmark]: Boogie Preprocessor took 52.66ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 47.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:39,692 INFO L158 Benchmark]: RCFGBuilder took 619.27ms. Allocated memory is still 83.9MB. Free memory was 47.9MB in the beginning and 54.1MB in the end (delta: -6.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,693 INFO L158 Benchmark]: CodeCheck took 599.10ms. Allocated memory is still 83.9MB. Free memory was 54.1MB in the beginning and 40.3MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,693 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 3.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:39,695 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: 0.5s, 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, 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_rand_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_rand_multiply_65b_badSink; [L1553] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1555] CALL funcPtr(data) [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073774592, 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1456.30ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 52.7MB in the end (delta: 4.3MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.20ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.66ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 47.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 619.27ms. Allocated memory is still 83.9MB. Free memory was 47.9MB in the beginning and 54.1MB in the end (delta: -6.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * CodeCheck took 599.10ms. Allocated memory is still 83.9MB. Free memory was 54.1MB in the beginning and 40.3MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 40.3MB in the end (delta: 3.4kB). 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 23:23:39,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd45c21-2903-4945-8e37-754a1ded7cd4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample