./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_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_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/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_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/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_ae525c62-3018-4d67-8fc7-29b71326697e/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 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:58:41,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:58:41,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:58:41,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:58:41,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:58:41,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:58:41,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:58:41,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:58:41,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:58:41,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:58:41,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:58:41,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:58:41,684 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:58:41,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:58:41,685 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:58:41,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:58:41,688 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:58:41,688 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:58:41,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:58:41,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:41,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:58:41,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:58:41,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:58:41,690 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:58:41,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:58:41,690 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_ae525c62-3018-4d67-8fc7-29b71326697e/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 -> 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 [2024-11-13 20:58:42,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:58:42,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:58:42,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:58:42,095 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:58:42,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:58:42,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i Unable to find full path for "g++" [2024-11-13 20:58:44,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:58:44,605 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:58:44,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i [2024-11-13 20:58:44,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data/dc3476a3d/55b335b2e0c84ec2bf17823838943a36/FLAGcd47b2ca4 [2024-11-13 20:58:44,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data/dc3476a3d/55b335b2e0c84ec2bf17823838943a36 [2024-11-13 20:58:44,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:58:44,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:58:44,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:44,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:58:44,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:58:44,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:44" (1/1) ... [2024-11-13 20:58:44,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299482ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:44, skipping insertion in model container [2024-11-13 20:58:44,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:44" (1/1) ... [2024-11-13 20:58:44,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:58:45,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:45,805 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:58:45,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:46,150 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:58:46,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46 WrapperNode [2024-11-13 20:58:46,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:46,152 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:46,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:58:46,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:58:46,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,238 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-13 20:58:46,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:46,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:58:46,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:58:46,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:58:46,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,278 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:58:46,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:58:46,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:58:46,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:58:46,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:46,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:58:46,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:58:46,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:58:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:58:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:58:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:58:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:58:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:58:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:58:46,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:58:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:58:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:58:46,640 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:58:46,643 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:58:46,777 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 20:58:46,777 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:58:46,826 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:58:46,830 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:58:46,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:46 BoogieIcfgContainer [2024-11-13 20:58:46,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:58:46,834 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:58:46,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:58:46,847 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:58:46,847 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:46" (1/1) ... [2024-11-13 20:58:46,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:58:46,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:46,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:58:46,943 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:58:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:58:46,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:46,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:47,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:58:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:47,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:58:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:47,379 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:58:47,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:58:47 ImpRootNode [2024-11-13 20:58:47,431 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:58:47,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:58:47,432 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:58:47,433 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:58:47,435 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:46" (3/4) ... [2024-11-13 20:58:47,438 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:58:47,439 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:58:47,440 INFO L158 Benchmark]: Toolchain (without parser) took 2752.43ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 45.4MB in the end (delta: 42.8MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 20:58:47,440 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:47,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1461.87ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 79.7MB in the end (delta: 8.5MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 20:58:47,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.40ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.9MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:58:47,444 INFO L158 Benchmark]: Boogie Preprocessor took 47.69ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.2MB in the end (delta: 702.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:47,445 INFO L158 Benchmark]: RCFGBuilder took 544.25ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 62.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:58:47,447 INFO L158 Benchmark]: CodeCheck took 597.32ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 46.2MB in the end (delta: 16.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:58:47,448 INFO L158 Benchmark]: Witness Printer took 6.81ms. Allocated memory is still 117.4MB. Free memory was 46.2MB in the beginning and 45.4MB in the end (delta: 716.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:58:47,452 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, 12 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1568]: 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_predec_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] --data 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 0.49ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1461.87ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 79.7MB in the end (delta: 8.5MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.40ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.9MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.69ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.2MB in the end (delta: 702.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 544.25ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 62.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 597.32ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 46.2MB in the end (delta: 16.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.81ms. Allocated memory is still 117.4MB. Free memory was 46.2MB in the beginning and 45.4MB in the end (delta: 716.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:58:47,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/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 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_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/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_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/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_ae525c62-3018-4d67-8fc7-29b71326697e/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 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:58:50,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:58:50,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:58:50,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:58:50,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:58:50,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:58:50,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:58:50,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:58:50,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:58:50,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:58:50,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:58:50,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:58:50,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:58:50,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:58:50,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:58:50,888 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:58:50,889 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:58:50,890 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:58:50,890 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:58:50,890 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:58:50,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:58:50,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:58:50,890 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:58:50,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:58:50,891 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:58:50,891 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:50,891 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:58:50,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:58:50,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:50,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:58:50,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:58:50,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:58:50,892 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:58:50,892 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:50,892 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:58:50,892 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_ae525c62-3018-4d67-8fc7-29b71326697e/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 -> 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 [2024-11-13 20:58:51,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:58:51,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:58:51,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:58:51,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:58:51,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:58:51,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i Unable to find full path for "g++" [2024-11-13 20:58:53,463 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:58:53,901 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:58:53,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i [2024-11-13 20:58:53,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data/192f87232/93dada0aa5814a579ce9efebb95b3047/FLAGaaa187e49 [2024-11-13 20:58:53,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/data/192f87232/93dada0aa5814a579ce9efebb95b3047 [2024-11-13 20:58:53,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:58:53,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:58:53,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:53,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:58:53,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:58:53,964 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:53" (1/1) ... [2024-11-13 20:58:53,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577cd136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:53, skipping insertion in model container [2024-11-13 20:58:53,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:53" (1/1) ... [2024-11-13 20:58:54,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:58:55,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:55,321 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:58:55,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:55,804 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:58:55,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55 WrapperNode [2024-11-13 20:58:55,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:55,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:55,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:58:55,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:58:55,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,880 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-13 20:58:55,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:55,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:58:55,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:58:55,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:58:55,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,939 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:58:55,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:58:55,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:58:55,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:58:55,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:55" (1/1) ... [2024-11-13 20:58:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:55,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:58:55,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:58:55,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:58:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:58:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:58:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:58:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:58:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:58:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:58:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:58:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:58:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:58:56,289 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:58:56,292 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:58:56,525 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 20:58:56,525 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:58:56,578 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:58:56,578 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:58:56,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:56 BoogieIcfgContainer [2024-11-13 20:58:56,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:58:56,580 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:58:56,580 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:58:56,593 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:58:56,593 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:56" (1/1) ... [2024-11-13 20:58:56,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:58:56,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:58:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:58:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:58:56,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:56,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:56,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:56,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:56,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:58:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:56,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:58:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:57,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:58:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:57,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:58:57,278 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:58:57,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:58:57 ImpRootNode [2024-11-13 20:58:57,317 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:58:57,318 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:58:57,318 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:58:57,318 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:58:57,320 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:56" (3/4) ... [2024-11-13 20:58:57,322 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:58:57,323 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:58:57,327 INFO L158 Benchmark]: Toolchain (without parser) took 3371.06ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 79.9MB in the end (delta: 11.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-13 20:58:57,327 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:57,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1851.34ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 78.0MB in the end (delta: 13.1MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2024-11-13 20:58:57,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.02ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 75.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:57,328 INFO L158 Benchmark]: Boogie Preprocessor took 63.70ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 73.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:57,331 INFO L158 Benchmark]: RCFGBuilder took 631.92ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 57.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:58:57,331 INFO L158 Benchmark]: CodeCheck took 737.40ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 79.9MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:57,332 INFO L158 Benchmark]: Witness Printer took 5.46ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.9MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:57,337 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1568]: 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_predec_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1851.34ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 78.0MB in the end (delta: 13.1MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.02ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 75.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.70ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 73.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 631.92ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 57.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 737.40ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 79.9MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.46ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.9MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:58:57,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae525c62-3018-4d67-8fc7-29b71326697e/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