./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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 3eb1f72ebfe109a13964b603b6c7b4cc32afb2e1de5f767360c8e51423ea75de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:36:15,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:36:15,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:36:15,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:36:15,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:36:15,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:36:15,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:36:15,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:36:15,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:36:15,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:36:15,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:36:15,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:36:15,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:36:15,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:36:15,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:36:15,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:36:15,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:36:15,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:36:15,619 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:36:15,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:36:15,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:36:15,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:36:15,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:36:15,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:36:15,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:36:15,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:36:15,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:36:15,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:36:15,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:36:15,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:36:15,622 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:36:15,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:36:15,622 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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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 -> 3eb1f72ebfe109a13964b603b6c7b4cc32afb2e1de5f767360c8e51423ea75de [2024-11-13 21:36:16,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:36:16,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:36:16,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:36:16,040 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:36:16,041 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:36:16,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_bad.i Unable to find full path for "g++" [2024-11-13 21:36:18,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:36:18,868 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:36:18,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_bad.i [2024-11-13 21:36:18,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data/86b0b13db/eed7e6c80cb94232a2b05976050fa2a5/FLAG5208d6eea [2024-11-13 21:36:18,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data/86b0b13db/eed7e6c80cb94232a2b05976050fa2a5 [2024-11-13 21:36:18,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:36:18,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:36:18,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:36:18,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:36:18,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:36:18,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:36:18" (1/1) ... [2024-11-13 21:36:18,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bcc695a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:18, skipping insertion in model container [2024-11-13 21:36:18,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:36:18" (1/1) ... [2024-11-13 21:36:19,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:36:20,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:36:20,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:36:20,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:36:20,721 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:36:20,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20 WrapperNode [2024-11-13 21:36:20,722 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:36:20,723 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:36:20,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:36:20,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:36:20,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,753 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,776 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 21:36:20,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:36:20,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:36:20,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:36:20,778 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:36:20,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:36:20,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:36:20,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:36:20,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:36:20,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:20" (1/1) ... [2024-11-13 21:36:20,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:36:20,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:36:20,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:36:20,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:36:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:36:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:36:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:36:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:36:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:36:21,058 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:36:21,060 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:36:21,178 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:36:21,178 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:36:21,245 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:36:21,245 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:36:21,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:21 BoogieIcfgContainer [2024-11-13 21:36:21,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:36:21,250 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:36:21,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:36:21,265 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:36:21,265 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:21" (1/1) ... [2024-11-13 21:36:21,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:36:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:36:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:36:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:36:21,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:21,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:36:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:21,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:36:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:21,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:36:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:21,629 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:36:21,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:36:21 ImpRootNode [2024-11-13 21:36:21,674 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:36:21,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:36:21,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:36:21,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:36:21,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:21" (3/4) ... [2024-11-13 21:36:21,683 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:36:21,684 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:36:21,687 INFO L158 Benchmark]: Toolchain (without parser) took 2740.14ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 49.5MB in the end (delta: 39.4MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-11-13 21:36:21,689 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:21,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1773.63ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 79.2MB in the end (delta: 9.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 21:36:21,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.63ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:21,691 INFO L158 Benchmark]: Boogie Preprocessor took 24.50ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.2MB in the end (delta: 712.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:21,691 INFO L158 Benchmark]: RCFGBuilder took 442.78ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 63.5MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:36:21,694 INFO L158 Benchmark]: CodeCheck took 424.78ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 50.2MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:36:21,694 INFO L158 Benchmark]: Witness Printer took 10.33ms. Allocated memory is still 117.4MB. Free memory was 50.2MB in the beginning and 49.5MB in the end (delta: 716.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:21,698 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_03_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) 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] [L1559] 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 0.56ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1773.63ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 79.2MB in the end (delta: 9.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.63ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.50ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.2MB in the end (delta: 712.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 442.78ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 63.5MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 424.78ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 50.2MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 10.33ms. Allocated memory is still 117.4MB. Free memory was 50.2MB in the beginning and 49.5MB in the end (delta: 716.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:36:21,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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 3eb1f72ebfe109a13964b603b6c7b4cc32afb2e1de5f767360c8e51423ea75de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:36:24,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:36:24,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:36:24,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:36:24,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:36:24,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:36:24,972 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:36:24,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:36:24,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:36:24,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:36:24,973 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:36:24,974 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:36:24,974 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:36:24,974 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:36:24,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:36:24,974 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:36:24,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:36:24,975 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:36:24,975 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:36:24,975 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:24,975 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:36:24,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:36:24,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:36:24,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:36:24,976 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:36:24,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:36:24,976 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:36:24,976 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:24,976 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:36:24,976 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_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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 -> 3eb1f72ebfe109a13964b603b6c7b4cc32afb2e1de5f767360c8e51423ea75de [2024-11-13 21:36:25,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:36:25,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:36:25,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:36:25,471 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:36:25,471 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:36:25,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_bad.i Unable to find full path for "g++" [2024-11-13 21:36:27,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:36:27,919 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:36:27,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_03_bad.i [2024-11-13 21:36:27,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data/e0d1095e9/a68b11226e464821895e704502905a11/FLAG8d7a59053 [2024-11-13 21:36:28,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/data/e0d1095e9/a68b11226e464821895e704502905a11 [2024-11-13 21:36:28,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:36:28,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:36:28,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:36:28,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:36:28,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:36:28,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:36:28" (1/1) ... [2024-11-13 21:36:28,019 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449bd1b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:28, skipping insertion in model container [2024-11-13 21:36:28,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:36:28" (1/1) ... [2024-11-13 21:36:28,098 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:36:29,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:36:29,173 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:36:29,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:36:29,470 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:36:29,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29 WrapperNode [2024-11-13 21:36:29,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:36:29,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:36:29,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:36:29,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:36:29,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,554 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 21:36:29,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:36:29,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:36:29,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:36:29,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:36:29,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:36:29,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:36:29,607 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:36:29,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:36:29,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:29" (1/1) ... [2024-11-13 21:36:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:36:29,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:36:29,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:36:29,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:36:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:36:29,710 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:36:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:36:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:36:29,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:36:29,929 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:36:29,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:36:30,108 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:36:30,108 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:36:30,186 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:36:30,187 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:36:30,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:30 BoogieIcfgContainer [2024-11-13 21:36:30,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:36:30,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:36:30,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:36:30,196 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:36:30,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:30" (1/1) ... [2024-11-13 21:36:30,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:36:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:30,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:36:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:36:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:36:30,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:30,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:30,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:30,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:30,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:36:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:30,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:36:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:30,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:36:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:30,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:30,603 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:36:30,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:36:30 ImpRootNode [2024-11-13 21:36:30,635 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:36:30,636 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:36:30,636 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:36:30,636 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:36:30,636 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:30" (3/4) ... [2024-11-13 21:36:30,640 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:36:30,641 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:36:30,644 INFO L158 Benchmark]: Toolchain (without parser) took 2635.13ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 56.0MB in the beginning and 52.7MB in the end (delta: 3.4MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-11-13 21:36:30,644 INFO L158 Benchmark]: CDTParser took 3.10ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:30,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1462.12ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 55.9MB in the beginning and 85.5MB in the end (delta: -29.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:30,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.91ms. Allocated memory is still 134.2MB. Free memory was 85.5MB in the beginning and 82.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:30,646 INFO L158 Benchmark]: Boogie Preprocessor took 50.84ms. Allocated memory is still 134.2MB. Free memory was 82.9MB in the beginning and 81.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:30,647 INFO L158 Benchmark]: RCFGBuilder took 580.64ms. Allocated memory is still 134.2MB. Free memory was 81.1MB in the beginning and 66.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:30,647 INFO L158 Benchmark]: CodeCheck took 447.10ms. Allocated memory is still 134.2MB. Free memory was 66.1MB in the beginning and 53.0MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:30,647 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 134.2MB. Free memory was 53.0MB in the beginning and 52.7MB in the end (delta: 356.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:30,653 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_03_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) 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] [L1559] 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 3.10ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1462.12ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 55.9MB in the beginning and 85.5MB in the end (delta: -29.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.91ms. Allocated memory is still 134.2MB. Free memory was 85.5MB in the beginning and 82.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.84ms. Allocated memory is still 134.2MB. Free memory was 82.9MB in the beginning and 81.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 580.64ms. Allocated memory is still 134.2MB. Free memory was 81.1MB in the beginning and 66.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 447.10ms. Allocated memory is still 134.2MB. Free memory was 66.1MB in the beginning and 53.0MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 134.2MB. Free memory was 53.0MB in the beginning and 52.7MB in the end (delta: 356.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:36:30,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874e5db-bbbb-43c3-9c6e-2b71809c0d27/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