./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_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_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/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_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/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_61f16430-5e9d-4fa5-9a66-325792c7981c/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 eb89d8edf481dc870b691a5a7b868cef964e1f51f47d3ac9131c53c67c53a7fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:03,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:03,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:23:03,758 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:23:03,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:23:03,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:03,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:03,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:03,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:03,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:03,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:03,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:03,780 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:03,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:03,781 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:03,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:03,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:23:03,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:23:03,783 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_61f16430-5e9d-4fa5-9a66-325792c7981c/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 -> eb89d8edf481dc870b691a5a7b868cef964e1f51f47d3ac9131c53c67c53a7fc [2024-11-13 22:23:04,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:04,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:04,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:04,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:04,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:04,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_bad.i Unable to find full path for "g++" [2024-11-13 22:23:05,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:06,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:06,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_bad.i [2024-11-13 22:23:06,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data/b11a969f1/6be1af4cfc82400c8aac8181f3e07f54/FLAG243cccba2 [2024-11-13 22:23:06,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data/b11a969f1/6be1af4cfc82400c8aac8181f3e07f54 [2024-11-13 22:23:06,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:06,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:06,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:06,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:06,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:06,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:06" (1/1) ... [2024-11-13 22:23:06,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1f306a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:06, skipping insertion in model container [2024-11-13 22:23:06,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:06" (1/1) ... [2024-11-13 22:23:06,652 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:07,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:07,529 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:07,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:07,762 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:07,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07 WrapperNode [2024-11-13 22:23:07,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:07,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:07,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:07,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:07,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,806 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 22:23:07,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:07,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:07,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:07,807 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:07,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:07,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:07,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:07,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:07,828 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:07" (1/1) ... [2024-11-13 22:23:07,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:07,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:07,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:07,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:23:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:23:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:23:08,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:08,050 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:08,218 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:08,218 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:08,276 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:08,277 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:23:08,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:08 BoogieIcfgContainer [2024-11-13 22:23:08,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:08,280 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:08,280 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:08,291 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:08,291 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:08" (1/1) ... [2024-11-13 22:23:08,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:08,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:23:08,356 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:23:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:23:08,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:08,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:08,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:08,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:08,681 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:23:08,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:23:08 ImpRootNode [2024-11-13 22:23:08,716 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:23:08,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:23:08,717 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:23:08,717 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:23:08,718 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:08" (3/4) ... [2024-11-13 22:23:08,719 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:23:08,720 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:23:08,721 INFO L158 Benchmark]: Toolchain (without parser) took 2154.05ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 47.7MB in the end (delta: 41.8MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:23:08,721 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:08,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1194.48ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 82.3MB in the end (delta: 7.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:23:08,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.04ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 79.5MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:08,723 INFO L158 Benchmark]: Boogie Preprocessor took 19.89ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.9MB in the end (delta: 580.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:08,723 INFO L158 Benchmark]: RCFGBuilder took 451.26ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 64.9MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:08,723 INFO L158 Benchmark]: CodeCheck took 436.01ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 47.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:23:08,724 INFO L158 Benchmark]: Witness Printer took 3.63ms. Allocated memory is still 117.4MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:08,726 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: 0.4s, 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, 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 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_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] --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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1194.48ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 82.3MB in the end (delta: 7.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.04ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 79.5MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.89ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.9MB in the end (delta: 580.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 451.26ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 64.9MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 436.01ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 47.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.63ms. Allocated memory is still 117.4MB. Free memory is still 47.7MB. 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 22:23:08,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/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_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/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_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/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_61f16430-5e9d-4fa5-9a66-325792c7981c/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 eb89d8edf481dc870b691a5a7b868cef964e1f51f47d3ac9131c53c67c53a7fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:11,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:11,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:23:11,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:11,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:11,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:11,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:11,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:11,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:11,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:11,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:11,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:11,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:11,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:11,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:11,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:11,504 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:11,504 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:11,504 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:11,504 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:23:11,504 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:11,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:11,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:11,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:11,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:11,505 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:23:11,505 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:11,505 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:23:11,505 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_61f16430-5e9d-4fa5-9a66-325792c7981c/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 -> eb89d8edf481dc870b691a5a7b868cef964e1f51f47d3ac9131c53c67c53a7fc [2024-11-13 22:23:11,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:11,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:11,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:11,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:11,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:11,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_bad.i Unable to find full path for "g++" [2024-11-13 22:23:13,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:14,340 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:14,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_64_bad.i [2024-11-13 22:23:14,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data/fd295390a/9458c65d9608455ea045bd71ecbd96ee/FLAG5435eebf0 [2024-11-13 22:23:14,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/data/fd295390a/9458c65d9608455ea045bd71ecbd96ee [2024-11-13 22:23:14,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:14,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:14,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:14,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:14,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:14,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d092440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14, skipping insertion in model container [2024-11-13 22:23:14,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,466 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:15,282 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:23:15,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:15,302 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:15,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:15,532 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:15,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15 WrapperNode [2024-11-13 22:23:15,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:15,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:15,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:15,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:15,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,581 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 22:23:15,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:15,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:15,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:15,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:15,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,603 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:15,610 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:15,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:15,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:15,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:15,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:15,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:23:15,689 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:23:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:23:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:15,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:23:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:23:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:23:15,844 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:15,846 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:15,993 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:15,994 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:16,033 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:16,034 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:23:16,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:16 BoogieIcfgContainer [2024-11-13 22:23:16,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:16,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:16,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:16,045 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:16,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:16" (1/1) ... [2024-11-13 22:23:16,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:16,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:23:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:23:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:23:16,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:16,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:16,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:16,113 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:16,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:23:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:16,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:16,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:16,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:23:16,663 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:23:16,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:23:16 ImpRootNode [2024-11-13 22:23:16,696 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:23:16,698 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:23:16,698 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:23:16,698 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:23:16,699 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:16" (3/4) ... [2024-11-13 22:23:16,701 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:23:16,702 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:23:16,703 INFO L158 Benchmark]: Toolchain (without parser) took 2313.34ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 88.6MB in the beginning and 216.3MB in the end (delta: -127.7MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 22:23:16,706 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:16,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1142.42ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 68.9MB in the end (delta: 19.7MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 22:23:16,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.32ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 66.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:16,707 INFO L158 Benchmark]: Boogie Preprocessor took 27.66ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 64.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:16,707 INFO L158 Benchmark]: RCFGBuilder took 424.47ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 48.5MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:23:16,708 INFO L158 Benchmark]: CodeCheck took 661.45ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 48.5MB in the beginning and 216.4MB in the end (delta: -167.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:16,708 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 251.7MB. Free memory was 216.4MB in the beginning and 216.3MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:16,714 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: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 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_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] --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 0.26ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1142.42ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 68.9MB in the end (delta: 19.7MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.32ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 66.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.66ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 64.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 424.47ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 48.5MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 661.45ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 48.5MB in the beginning and 216.4MB in the end (delta: -167.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 251.7MB. Free memory was 216.4MB in the beginning and 216.3MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:23:16,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f16430-5e9d-4fa5-9a66-325792c7981c/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