./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:00:50,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:00:51,086 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:00:51,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:00:51,093 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:00:51,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:00:51,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:00:51,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:00:51,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:00:51,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:00:51,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:00:51,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:00:51,133 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:00:51,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:00:51,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:00:51,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:00:51,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:00:51,134 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:00:51,135 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:00:51,135 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:00:51,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:00:51,135 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:00:51,135 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:00:51,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:00:51,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:00:51,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:00:51,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:00:51,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:00:51,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:00:51,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:00:51,137 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:00:51,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:00:51,137 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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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 -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2024-11-13 22:00:51,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:00:51,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:00:51,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:00:51,507 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:00:51,507 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:00:51,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i Unable to find full path for "g++" [2024-11-13 22:00:53,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:00:53,998 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:00:53,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-13 22:00:54,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data/9f076c468/9d47444c2e9b4c2081678b172c55b7be/FLAG49db430c8 [2024-11-13 22:00:54,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data/9f076c468/9d47444c2e9b4c2081678b172c55b7be [2024-11-13 22:00:54,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:00:54,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:00:54,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:00:54,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:00:54,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:00:54,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:00:54" (1/1) ... [2024-11-13 22:00:54,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@753c915a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:54, skipping insertion in model container [2024-11-13 22:00:54,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:00:54" (1/1) ... [2024-11-13 22:00:54,096 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:00:55,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:00:55,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:00:55,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:00:55,349 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:00:55,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55 WrapperNode [2024-11-13 22:00:55,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:00:55,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:00:55,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:00:55,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:00:55,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,417 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-13 22:00:55,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:00:55,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:00:55,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:00:55,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:00:55,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,436 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:00:55,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:00:55,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:00:55,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:00:55,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:00:55,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:00:55,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:00:55,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:00:55,517 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:00:55,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:00:55,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:00:55,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:00:55,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:00:55,665 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:00:55,666 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:00:55,794 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:00:55,794 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:00:55,839 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:00:55,839 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:00:55,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:00:55 BoogieIcfgContainer [2024-11-13 22:00:55,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:00:55,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:00:55,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:00:55,850 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:00:55,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:00:55" (1/1) ... [2024-11-13 22:00:55,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:00:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:00:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:00:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:00:55,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:00:55,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:00:55,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:00:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:00:56,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:00:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:00:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:00:56,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:00:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:00:56,119 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:00:56,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:00:56 ImpRootNode [2024-11-13 22:00:56,144 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:00:56,146 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:00:56,147 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:00:56,147 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:00:56,148 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:00:55" (3/4) ... [2024-11-13 22:00:56,151 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:00:56,152 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:00:56,154 INFO L158 Benchmark]: Toolchain (without parser) took 2113.60ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 92.2MB in the end (delta: 23.5MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-13 22:00:56,156 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:56,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1308.32ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 55.7MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:00:56,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.67ms. Allocated memory is still 142.6MB. Free memory was 55.7MB in the beginning and 53.3MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:00:56,158 INFO L158 Benchmark]: Boogie Preprocessor took 21.03ms. Allocated memory is still 142.6MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 970.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:56,158 INFO L158 Benchmark]: RCFGBuilder took 400.44ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 106.7MB in the end (delta: -54.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-13 22:00:56,158 INFO L158 Benchmark]: CodeCheck took 303.48ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 92.2MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:00:56,158 INFO L158 Benchmark]: Witness Printer took 6.79ms. Allocated memory is still 142.6MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:56,161 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: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] 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] [L1552] 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 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1308.32ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 55.7MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.67ms. Allocated memory is still 142.6MB. Free memory was 55.7MB in the beginning and 53.3MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.03ms. Allocated memory is still 142.6MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 970.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 400.44ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 106.7MB in the end (delta: -54.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * CodeCheck took 303.48ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 92.2MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.79ms. Allocated memory is still 142.6MB. Free memory is still 92.2MB. 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 22:00:56,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:00:58,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:00:59,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:00:59,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:00:59,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:00:59,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:00:59,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:00:59,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:00:59,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:00:59,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:00:59,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:00:59,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:00:59,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:00:59,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:00:59,163 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:00:59,163 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:00:59,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:00:59,164 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:00:59,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:00:59,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:00:59,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:00:59,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:00:59,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:00:59,165 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:00:59,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:00:59,165 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:00:59,165 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_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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 -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2024-11-13 22:00:59,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:00:59,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:00:59,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:00:59,547 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:00:59,548 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:00:59,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i Unable to find full path for "g++" [2024-11-13 22:01:01,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:02,194 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:02,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-13 22:01:02,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data/75283a50a/1337746935754d368d17d239b4562a3d/FLAG21c9de6a0 [2024-11-13 22:01:02,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/data/75283a50a/1337746935754d368d17d239b4562a3d [2024-11-13 22:01:02,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:02,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:02,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:02,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:02,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:02,270 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:02,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2671bb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:02, skipping insertion in model container [2024-11-13 22:01:02,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:02" (1/1) ... [2024-11-13 22:01:02,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:03,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:03,256 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:03,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:03,519 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:03,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03 WrapperNode [2024-11-13 22:01:03,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:03,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:03,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:03,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:03,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,590 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-13 22:01:03,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:03,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:03,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:03,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:03,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,615 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:03,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:03,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:03,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:03,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:03" (1/1) ... [2024-11-13 22:01:03,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:03,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:03,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:03,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:01:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:01:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:03,846 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:03,848 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:04,019 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:04,019 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:04,068 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:04,072 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:01:04,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:04 BoogieIcfgContainer [2024-11-13 22:01:04,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:04,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:04,075 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:04,085 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:04,086 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:04" (1/1) ... [2024-11-13 22:01:04,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:01:04,150 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:01:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:01:04,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:04,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:04,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:01:04,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:01:04,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:01:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:04,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:04,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:04,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:01:04,464 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:01:04,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:01:04 ImpRootNode [2024-11-13 22:01:04,517 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:01:04,518 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:01:04,518 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:01:04,518 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:01:04,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:04" (3/4) ... [2024-11-13 22:01:04,522 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:01:04,523 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:01:04,524 INFO L158 Benchmark]: Toolchain (without parser) took 2263.57ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 82.9MB in the end (delta: 6.1MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-11-13 22:01:04,526 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:04,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1257.65ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 78.2MB in the end (delta: 10.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:01:04,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.43ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 75.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:04,527 INFO L158 Benchmark]: Boogie Preprocessor took 30.97ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:04,528 INFO L158 Benchmark]: RCFGBuilder took 450.73ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 58.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:01:04,528 INFO L158 Benchmark]: CodeCheck took 443.18ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 83.5MB in the end (delta: -25.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-13 22:01:04,528 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 82.9MB in the end (delta: 636.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:04,530 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] 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] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1257.65ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 78.2MB in the end (delta: 10.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.43ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 75.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.97ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 450.73ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 58.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 443.18ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 83.5MB in the end (delta: -25.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 82.9MB in the end (delta: 636.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:01:04,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc70ddd5-0e1c-4f86-a7ba-43e3d182ee49/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