./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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 3fc7fd25ad986ebb2cd9cecfaa8466d8be84eaaa05d65b1e6c20f2161067ad5f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:38,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:38,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:13:38,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:13:38,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:13:38,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:38,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:38,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:38,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:38,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:38,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:38,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:13:38,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:38,343 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:38,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:38,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:38,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:38,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:38,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:38,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:38,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:38,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:38,344 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:13:38,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:13:38,344 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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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 -> 3fc7fd25ad986ebb2cd9cecfaa8466d8be84eaaa05d65b1e6c20f2161067ad5f [2024-11-13 23:13:38,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:38,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:38,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:38,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:38,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:38,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_bad.i Unable to find full path for "g++" [2024-11-13 23:13:40,588 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:41,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:41,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_bad.i [2024-11-13 23:13:41,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data/034398ec1/1685b5e101a24d0ca6a3d17582271e46/FLAGdec646eff [2024-11-13 23:13:41,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data/034398ec1/1685b5e101a24d0ca6a3d17582271e46 [2024-11-13 23:13:41,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:41,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:41,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:41,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:41,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:41,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:41" (1/1) ... [2024-11-13 23:13:41,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e724368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:41, skipping insertion in model container [2024-11-13 23:13:41,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:41" (1/1) ... [2024-11-13 23:13:41,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:42,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:42,165 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:42,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:42,459 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:42,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42 WrapperNode [2024-11-13 23:13:42,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:42,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:42,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:42,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:42,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,526 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-13 23:13:42,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:42,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:42,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:42,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:42,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:42,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:42,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:42,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:42,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:42" (1/1) ... [2024-11-13 23:13:42,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:42,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:42,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:42,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:42,660 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:13:42,660 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:13:42,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:42,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:42,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:42,850 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:42,852 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:13:43,003 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 23:13:43,003 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:13:43,056 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:13:43,056 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:13:43,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:43 BoogieIcfgContainer [2024-11-13 23:13:43,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:13:43,057 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:13:43,057 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:13:43,067 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:13:43,068 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:43" (1/1) ... [2024-11-13 23:13:43,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:13:43,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:43,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 23:13:43,137 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 23:13:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:43,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:43,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:43,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:43,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:43,447 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:13:43,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:13:43 ImpRootNode [2024-11-13 23:13:43,477 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:13:43,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:13:43,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:13:43,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:13:43,479 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:43" (3/4) ... [2024-11-13 23:13:43,481 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:13:43,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:13:43,483 INFO L158 Benchmark]: Toolchain (without parser) took 2312.80ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 48.8MB in the end (delta: 40.7MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-13 23:13:43,483 INFO L158 Benchmark]: CDTParser took 0.28ms. 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 23:13:43,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1290.39ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 81.1MB in the end (delta: 8.2MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:43,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.35ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 78.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:13:43,485 INFO L158 Benchmark]: Boogie Preprocessor took 34.57ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:43,485 INFO L158 Benchmark]: RCFGBuilder took 492.81ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 63.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:43,486 INFO L158 Benchmark]: CodeCheck took 420.42ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 49.3MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:13:43,486 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 117.4MB. Free memory was 49.3MB in the beginning and 48.8MB in the end (delta: 537.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:43,492 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, 21 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, 10 NumberOfCodeBlocks, 10 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: 1566]: 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 1578. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE191_Integer_Underflow__int_min_multiply_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] 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] [L1563] case 7: 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] [L1566] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1290.39ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 81.1MB in the end (delta: 8.2MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.35ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 78.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.57ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.81ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 63.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 420.42ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 49.3MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 117.4MB. Free memory was 49.3MB in the beginning and 48.8MB in the end (delta: 537.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:13:43,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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 3fc7fd25ad986ebb2cd9cecfaa8466d8be84eaaa05d65b1e6c20f2161067ad5f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:46,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:46,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:13:46,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:46,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:46,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:46,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:46,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:46,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:46,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:46,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:46,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:46,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:46,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:46,427 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:13:46,427 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:13:46,429 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:46,429 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:13:46,429 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:13:46,429 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:13:46,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:46,429 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:46,429 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:46,430 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:46,430 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:46,430 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:46,430 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:13:46,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:46,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:46,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:46,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:46,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:46,431 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:13:46,431 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:46,431 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:13:46,431 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_2f7ae8b1-005c-447e-beb2-a48b88c0e130/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 -> 3fc7fd25ad986ebb2cd9cecfaa8466d8be84eaaa05d65b1e6c20f2161067ad5f [2024-11-13 23:13:46,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:46,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:46,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:46,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:46,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:46,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_bad.i Unable to find full path for "g++" [2024-11-13 23:13:48,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:49,128 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:49,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_bad.i [2024-11-13 23:13:49,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data/f2bfdea6c/0487e3c545fd48cab99fc981284b79c4/FLAG3ef8ee6cc [2024-11-13 23:13:49,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/data/f2bfdea6c/0487e3c545fd48cab99fc981284b79c4 [2024-11-13 23:13:49,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:49,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:49,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:49,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:49,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:49,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@389306f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49, skipping insertion in model container [2024-11-13 23:13:49,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:50,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:50,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:50,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:50,586 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:50,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50 WrapperNode [2024-11-13 23:13:50,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:50,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:50,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:50,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:50,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,658 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-13 23:13:50,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:50,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:50,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:50,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:50,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:50,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:50,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:50,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:50,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:50,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:50,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:50,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:13:50,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:13:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:51,013 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:51,014 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:13:51,151 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 23:13:51,151 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:13:51,196 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:13:51,197 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:13:51,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:51 BoogieIcfgContainer [2024-11-13 23:13:51,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:13:51,198 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:13:51,198 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:13:51,209 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:13:51,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:51,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:13:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 23:13:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 23:13:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:51,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:51,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:51,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:13:51,289 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:13:51,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:13:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:51,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:51,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:51,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:13:51,739 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:13:51,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:13:51 ImpRootNode [2024-11-13 23:13:51,771 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:13:51,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:13:51,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:13:51,773 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:13:51,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:51" (3/4) ... [2024-11-13 23:13:51,777 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:13:51,778 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:13:51,781 INFO L158 Benchmark]: Toolchain (without parser) took 2581.34ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.2MB in the end (delta: 10.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-13 23:13:51,781 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 107.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:51,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1385.77ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.6MB in the end (delta: 13.0MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 23:13:51,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.81ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 76.4MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:51,782 INFO L158 Benchmark]: Boogie Preprocessor took 59.55ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:51,783 INFO L158 Benchmark]: RCFGBuilder took 475.70ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 58.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:51,783 INFO L158 Benchmark]: CodeCheck took 573.01ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 82.2MB in the end (delta: -23.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:51,783 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 82.2MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:51,791 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, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 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: 1566]: 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 1578. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE191_Integer_Underflow__int_min_multiply_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] 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] [L1563] case 7: 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] [L1566] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 107.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1385.77ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.6MB in the end (delta: 13.0MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.81ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 76.4MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.55ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 475.70ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 58.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 573.01ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 82.2MB in the end (delta: -23.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 82.2MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:13:51,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7ae8b1-005c-447e-beb2-a48b88c0e130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample