./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_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_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/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_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/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_d736d4be-7a93-483c-8589-30e3d7be044e/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 df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:02:37,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:02:37,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:02:37,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:02:37,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:02:37,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:02:37,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:02:37,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:02:37,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:02:37,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:02:37,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:02:37,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:02:37,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:02:37,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:02:37,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:02:37,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:02:37,133 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:02:37,133 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:02:37,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:02:37,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:02:37,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:37,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:02:37,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:02:37,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:02:37,134 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:02:37,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:02:37,134 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_d736d4be-7a93-483c-8589-30e3d7be044e/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 -> df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 [2024-11-13 21:02:37,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:02:37,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:02:37,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:02:37,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:02:37,471 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:02:37,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i Unable to find full path for "g++" [2024-11-13 21:02:39,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:02:39,994 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:02:39,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i [2024-11-13 21:02:40,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data/93f3e2a9b/5a82ca58ab634223838c3094fa823413/FLAG11eaaf7c9 [2024-11-13 21:02:40,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data/93f3e2a9b/5a82ca58ab634223838c3094fa823413 [2024-11-13 21:02:40,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:02:40,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:02:40,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:40,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:02:40,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:02:40,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:40" (1/1) ... [2024-11-13 21:02:40,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e11403a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:40, skipping insertion in model container [2024-11-13 21:02:40,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:40" (1/1) ... [2024-11-13 21:02:40,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:02:41,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:41,295 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:02:41,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:41,583 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:02:41,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41 WrapperNode [2024-11-13 21:02:41,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:41,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:41,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:02:41,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:02:41,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,638 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-13 21:02:41,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:41,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:02:41,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:02:41,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:02:41,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:02:41,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:02:41,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:02:41,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:02:41,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:41,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:02:41,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:02:41,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:02:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:02:41,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:02:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:02:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:02:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:02:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:02:41,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:02:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:02:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:02:41,913 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:02:41,915 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:02:42,045 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:02:42,046 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:02:42,081 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:02:42,081 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:02:42,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:42 BoogieIcfgContainer [2024-11-13 21:02:42,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:02:42,082 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:02:42,082 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:02:42,095 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:02:42,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:42" (1/1) ... [2024-11-13 21:02:42,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:02:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:02:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:02:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:02:42,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:42,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:42,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:02:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:42,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:02:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:42,468 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:02:42,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:02:42 ImpRootNode [2024-11-13 21:02:42,498 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:02:42,499 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:02:42,499 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:02:42,499 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:02:42,499 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:42" (3/4) ... [2024-11-13 21:02:42,502 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:02:42,503 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:02:42,504 INFO L158 Benchmark]: Toolchain (without parser) took 2457.62ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 33.5MB in the end (delta: 47.6MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 21:02:42,505 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 83.9MB. Free memory was 41.9MB in the beginning and 41.7MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:42,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1534.65ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 66.6MB in the end (delta: 14.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2024-11-13 21:02:42,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.55ms. Allocated memory is still 109.1MB. Free memory was 66.6MB in the beginning and 64.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:42,507 INFO L158 Benchmark]: Boogie Preprocessor took 39.03ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 63.2MB in the end (delta: 819.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:02:42,507 INFO L158 Benchmark]: RCFGBuilder took 402.83ms. Allocated memory is still 109.1MB. Free memory was 63.2MB in the beginning and 49.7MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:02:42,508 INFO L158 Benchmark]: CodeCheck took 415.53ms. Allocated memory is still 109.1MB. Free memory was 49.7MB in the beginning and 33.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:02:42,508 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 109.1MB. Free memory is still 33.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:42,511 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: 1571]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] 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] [L1571] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 83.9MB. Free memory was 41.9MB in the beginning and 41.7MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1534.65ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 66.6MB in the end (delta: 14.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.55ms. Allocated memory is still 109.1MB. Free memory was 66.6MB in the beginning and 64.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.03ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 63.2MB in the end (delta: 819.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 402.83ms. Allocated memory is still 109.1MB. Free memory was 63.2MB in the beginning and 49.7MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 415.53ms. Allocated memory is still 109.1MB. Free memory was 49.7MB in the beginning and 33.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 109.1MB. Free memory is still 33.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:02:42,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/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_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/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_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/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_d736d4be-7a93-483c-8589-30e3d7be044e/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 df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:02:45,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:02:45,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:02:45,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:02:45,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:02:45,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:02:45,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:02:45,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:02:45,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:02:45,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:02:45,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:02:45,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:02:45,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:02:45,437 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:02:45,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:02:45,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:02:45,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:45,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:02:45,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:02:45,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:02:45,439 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:02:45,439 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:45,439 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:02:45,439 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_d736d4be-7a93-483c-8589-30e3d7be044e/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 -> df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 [2024-11-13 21:02:45,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:02:45,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:02:45,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:02:45,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:02:45,788 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:02:45,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i Unable to find full path for "g++" [2024-11-13 21:02:47,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:02:48,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:02:48,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i [2024-11-13 21:02:48,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data/9771ee2a1/164f51cd770b43d3b60ad02bd9d754a0/FLAG274f6ad4d [2024-11-13 21:02:48,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/data/9771ee2a1/164f51cd770b43d3b60ad02bd9d754a0 [2024-11-13 21:02:48,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:02:48,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:02:48,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:48,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:02:48,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:02:48,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:48" (1/1) ... [2024-11-13 21:02:48,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20530fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:48, skipping insertion in model container [2024-11-13 21:02:48,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:48" (1/1) ... [2024-11-13 21:02:48,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:02:49,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:49,301 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:02:49,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:49,677 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:02:49,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49 WrapperNode [2024-11-13 21:02:49,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:49,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:49,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:02:49,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:02:49,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,760 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-13 21:02:49,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:49,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:02:49,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:02:49,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:02:49,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:02:49,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:02:49,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:02:49,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:02:49,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:49" (1/1) ... [2024-11-13 21:02:49,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:49,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:02:49,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:02:49,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:02:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:02:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:02:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:02:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:02:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:02:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:02:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:02:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:02:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:02:50,068 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:02:50,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:02:50,246 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:02:50,246 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:02:50,319 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:02:50,319 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:02:50,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:50 BoogieIcfgContainer [2024-11-13 21:02:50,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:02:50,322 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:02:50,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:02:50,334 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:02:50,334 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:50" (1/1) ... [2024-11-13 21:02:50,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:02:50,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:02:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:02:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:02:50,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:50,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:50,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:50,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:50,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:02:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:50,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:02:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:50,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:02:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:02:50,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:02:50,919 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:02:50,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:02:50 ImpRootNode [2024-11-13 21:02:50,952 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:02:50,954 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:02:50,955 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:02:50,955 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:02:50,956 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:50" (3/4) ... [2024-11-13 21:02:50,958 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:02:50,960 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:02:50,964 INFO L158 Benchmark]: Toolchain (without parser) took 2744.44ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 89.5MB in the beginning and 232.6MB in the end (delta: -143.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-11-13 21:02:50,964 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 54.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:50,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1460.16ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 68.0MB in the end (delta: 21.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 21:02:50,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.94ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.4MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:50,968 INFO L158 Benchmark]: Boogie Preprocessor took 40.03ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:50,968 INFO L158 Benchmark]: RCFGBuilder took 519.77ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 47.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:02:50,968 INFO L158 Benchmark]: CodeCheck took 630.99ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 232.6MB in the end (delta: -185.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:50,969 INFO L158 Benchmark]: Witness Printer took 6.72ms. Allocated memory is still 268.4MB. Free memory was 232.6MB in the beginning and 232.6MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:02:50,973 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: 0.6s, 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: 1571]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] 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] [L1571] 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 0.36ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 54.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1460.16ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 68.0MB in the end (delta: 21.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.94ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.4MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.03ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 519.77ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 47.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 630.99ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 232.6MB in the end (delta: -185.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.72ms. Allocated memory is still 268.4MB. Free memory was 232.6MB in the beginning and 232.6MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:02:51,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d736d4be-7a93-483c-8589-30e3d7be044e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample