./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_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_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/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_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/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_991a9905-ebb6-484e-b2fb-d98b50700317/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 da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:01:11,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:01:11,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:01:11,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:01:11,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:01:11,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:01:11,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:01:11,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:01:11,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:01:11,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:01:11,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:01:11,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:01:11,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:01:11,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:01:11,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:01:11,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:01:11,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:01:11,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:01:11,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:01:11,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:01:11,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:11,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:01:11,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:01:11,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:01:11,391 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:01:11,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:01:11,391 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_991a9905-ebb6-484e-b2fb-d98b50700317/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 -> da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 [2024-11-13 22:01:11,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:01:11,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:01:11,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:01:11,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:01:11,800 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:01:11,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i Unable to find full path for "g++" [2024-11-13 22:01:13,834 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:14,231 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:14,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i [2024-11-13 22:01:14,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data/1e4763b9d/2feec0585a214178b962f087a73afbb4/FLAG11ec8141b [2024-11-13 22:01:14,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data/1e4763b9d/2feec0585a214178b962f087a73afbb4 [2024-11-13 22:01:14,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:14,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:14,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:14,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:14,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:14,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:14" (1/1) ... [2024-11-13 22:01:14,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d22ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:14, skipping insertion in model container [2024-11-13 22:01:14,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:14" (1/1) ... [2024-11-13 22:01:14,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:15,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:15,394 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:15,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:15,683 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:15,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15 WrapperNode [2024-11-13 22:01:15,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:15,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:15,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:15,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:15,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,715 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,738 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 43 [2024-11-13 22:01:15,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:15,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:15,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:15,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:15,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:15,762 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:15,762 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:15,762 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:15,763 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:15" (1/1) ... [2024-11-13 22:01:15,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:15,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:15,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:15,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:01:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:01:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:15,963 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:15,965 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:16,085 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:16,085 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:16,138 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:16,138 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:01:16,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:16 BoogieIcfgContainer [2024-11-13 22:01:16,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:16,139 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:16,139 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:16,149 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:16,150 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:16" (1/1) ... [2024-11-13 22:01:16,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:01:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:01:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:01:16,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:16,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:16,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:16,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:16,472 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:01:16,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:01:16 ImpRootNode [2024-11-13 22:01:16,513 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:01:16,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:01:16,517 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:01:16,517 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:01:16,518 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:16" (3/4) ... [2024-11-13 22:01:16,520 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:01:16,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:01:16,522 INFO L158 Benchmark]: Toolchain (without parser) took 2235.94ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 50.6MB in the end (delta: 38.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-11-13 22:01:16,523 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:16,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1397.34ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 80.8MB in the end (delta: 8.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-11-13 22:01:16,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.85ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 77.9MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:16,524 INFO L158 Benchmark]: Boogie Preprocessor took 21.51ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:16,525 INFO L158 Benchmark]: RCFGBuilder took 377.25ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 63.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:01:16,525 INFO L158 Benchmark]: CodeCheck took 374.09ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 50.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:01:16,526 INFO L158 Benchmark]: Witness Printer took 6.74ms. Allocated memory is still 117.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:16,528 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_52c_badSink(data) [L1571] 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] [L1573] 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 0.34ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1397.34ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 80.8MB in the end (delta: 8.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.85ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 77.9MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.51ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 377.25ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 63.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 374.09ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 50.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.74ms. Allocated memory is still 117.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:01:16,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/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_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/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_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/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_991a9905-ebb6-484e-b2fb-d98b50700317/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 da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:01:19,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:01:19,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:01:19,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:01:19,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:01:19,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:01:19,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:01:19,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:01:19,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:01:19,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:01:19,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:01:19,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:01:19,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:01:19,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:01:19,390 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:01:19,390 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:01:19,390 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:01:19,390 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:01:19,391 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:01:19,391 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:01:19,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:01:19,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:01:19,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:01:19,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:01:19,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:01:19,392 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:19,392 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:01:19,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:01:19,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:19,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:01:19,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:01:19,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:01:19,393 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:01:19,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:19,393 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:01:19,393 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_991a9905-ebb6-484e-b2fb-d98b50700317/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 -> da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 [2024-11-13 22:01:19,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:01:19,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:01:19,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:01:19,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:01:19,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:01:19,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i Unable to find full path for "g++" [2024-11-13 22:01:21,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:22,309 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:22,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i [2024-11-13 22:01:22,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data/169f0c023/30c805411b064053a7e1d21e0d4d50b4/FLAG11769f738 [2024-11-13 22:01:22,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/data/169f0c023/30c805411b064053a7e1d21e0d4d50b4 [2024-11-13 22:01:22,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:22,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:22,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:22,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:22,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:22,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:22" (1/1) ... [2024-11-13 22:01:22,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ed4149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:22, skipping insertion in model container [2024-11-13 22:01:22,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:22" (1/1) ... [2024-11-13 22:01:22,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:23,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:23,451 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:23,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:23,753 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:23,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23 WrapperNode [2024-11-13 22:01:23,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:23,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:23,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:23,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:23,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,829 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 43 [2024-11-13 22:01:23,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:23,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:23,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:23,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:23,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,845 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:23,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:23,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:23,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:23,881 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:23" (1/1) ... [2024-11-13 22:01:23,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:23,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:23,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:23,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:01:23,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:01:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:23,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:24,113 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:24,115 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:24,239 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:24,239 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:24,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:24,283 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:01:24,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:24 BoogieIcfgContainer [2024-11-13 22:01:24,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:24,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:24,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:24,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:24,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:24" (1/1) ... [2024-11-13 22:01:24,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:24,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:01:24,357 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:01:24,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:01:24,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:24,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:24,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:01:24,366 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:01:24,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:01:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:24,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:24,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:24,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:01:24,770 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:01:24,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:01:24 ImpRootNode [2024-11-13 22:01:24,805 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:01:24,806 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:01:24,806 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:01:24,807 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:01:24,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:24" (3/4) ... [2024-11-13 22:01:24,811 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:01:24,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:01:24,813 INFO L158 Benchmark]: Toolchain (without parser) took 2408.95ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 88.6MB in the beginning and 226.0MB in the end (delta: -137.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-13 22:01:24,815 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:24,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1347.84ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 67.3MB in the end (delta: 21.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 22:01:24,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.05ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:24,817 INFO L158 Benchmark]: Boogie Preprocessor took 45.59ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 62.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:24,817 INFO L158 Benchmark]: RCFGBuilder took 407.47ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 47.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:01:24,818 INFO L158 Benchmark]: CodeCheck took 520.88ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 46.9MB in the beginning and 226.7MB in the end (delta: -179.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:24,818 INFO L158 Benchmark]: Witness Printer took 5.88ms. Allocated memory is still 260.0MB. Free memory was 226.7MB in the beginning and 226.0MB in the end (delta: 706.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:24,823 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: 1573]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_52c_badSink(data) [L1571] 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] [L1573] 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 0.43ms. Allocated memory is still 117.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1347.84ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 67.3MB in the end (delta: 21.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.05ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.59ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 62.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.47ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 47.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 520.88ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 46.9MB in the beginning and 226.7MB in the end (delta: -179.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.88ms. Allocated memory is still 260.0MB. Free memory was 226.7MB in the beginning and 226.0MB in the end (delta: 706.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:01:24,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991a9905-ebb6-484e-b2fb-d98b50700317/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