./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/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_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/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_f256a597-2540-4c6a-8688-0554fa38d568/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 4d4b1dc9b44b4a6227e4c48c7bf32bcd83c3b136a7afe13d5c5d35696e9bbad2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:53:00,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:53:00,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:53:00,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:53:00,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:53:00,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:53:00,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:53:00,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:53:00,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:53:00,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:53:00,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:53:00,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:53:00,244 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:53:00,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:53:00,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:53:00,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:53:00,246 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:53:00,246 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:53:00,246 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:53:00,246 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:53:00,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:53:00,247 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:53:00,247 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:53:00,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:53:00,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:53:00,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:53:00,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:53:00,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:53:00,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:53:00,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:53:00,248 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:53:00,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:53:00,248 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_f256a597-2540-4c6a-8688-0554fa38d568/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 -> 4d4b1dc9b44b4a6227e4c48c7bf32bcd83c3b136a7afe13d5c5d35696e9bbad2 [2024-11-13 21:53:00,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:53:00,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:53:00,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:53:00,588 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:53:00,588 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:53:00,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i Unable to find full path for "g++" [2024-11-13 21:53:02,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:53:03,126 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:53:03,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i [2024-11-13 21:53:03,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data/6a9b29e1d/d27bbeff4b404142ad6d127c47010442/FLAGcd0b0d22f [2024-11-13 21:53:03,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data/6a9b29e1d/d27bbeff4b404142ad6d127c47010442 [2024-11-13 21:53:03,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:53:03,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:53:03,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:53:03,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:53:03,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:53:03,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:53:03" (1/1) ... [2024-11-13 21:53:03,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a829a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:03, skipping insertion in model container [2024-11-13 21:53:03,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:53:03" (1/1) ... [2024-11-13 21:53:03,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:53:04,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:53:04,307 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:53:04,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:53:04,526 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:53:04,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04 WrapperNode [2024-11-13 21:53:04,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:53:04,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:53:04,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:53:04,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:53:04,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,581 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 21:53:04,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:53:04,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:53:04,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:53:04,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:53:04,590 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:53:04,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:53:04,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:53:04,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:53:04,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:04" (1/1) ... [2024-11-13 21:53:04,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:53:04,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:53:04,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:53:04,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:53:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:53:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:53:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:53:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:53:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:53:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:53:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:53:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:53:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:53:04,873 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:53:04,875 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:53:04,986 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 21:53:04,986 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:53:05,020 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:53:05,020 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:53:05,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:05 BoogieIcfgContainer [2024-11-13 21:53:05,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:53:05,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:53:05,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:53:05,032 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:53:05,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:05" (1/1) ... [2024-11-13 21:53:05,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:53:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:05,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:53:05,104 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:53:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:53:05,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:05,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:05,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:53:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:05,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:53:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:05,422 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:53:05,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:53:05 ImpRootNode [2024-11-13 21:53:05,466 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:53:05,466 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:53:05,466 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:53:05,469 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:53:05,469 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:05" (3/4) ... [2024-11-13 21:53:05,472 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:53:05,473 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:53:05,476 INFO L158 Benchmark]: Toolchain (without parser) took 2299.34ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 89.9MB in the end (delta: 25.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-11-13 21:53:05,476 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:05,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1351.24ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 56.1MB in the end (delta: 59.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:53:05,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.06ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 53.4MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:53:05,477 INFO L158 Benchmark]: Boogie Preprocessor took 22.80ms. Allocated memory is still 142.6MB. Free memory was 53.4MB in the beginning and 52.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:05,478 INFO L158 Benchmark]: RCFGBuilder took 414.59ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 106.7MB in the end (delta: -54.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-13 21:53:05,478 INFO L158 Benchmark]: CodeCheck took 444.58ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 89.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:53:05,478 INFO L158 Benchmark]: Witness Printer took 6.96ms. Allocated memory is still 142.6MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:05,482 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1351.24ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 56.1MB in the end (delta: 59.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.06ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 53.4MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.80ms. Allocated memory is still 142.6MB. Free memory was 53.4MB in the beginning and 52.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.59ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 106.7MB in the end (delta: -54.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * CodeCheck took 444.58ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 89.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.96ms. Allocated memory is still 142.6MB. Free memory is still 89.9MB. 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 21:53:05,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/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_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/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_f256a597-2540-4c6a-8688-0554fa38d568/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 4d4b1dc9b44b4a6227e4c48c7bf32bcd83c3b136a7afe13d5c5d35696e9bbad2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:53:08,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:53:08,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:53:08,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:53:08,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:53:08,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:53:08,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:53:08,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:53:08,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:53:08,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:53:08,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:53:08,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:53:08,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:53:08,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:53:08,541 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:53:08,542 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:53:08,542 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:53:08,542 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:53:08,542 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:53:08,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:53:08,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:53:08,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:53:08,543 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:53:08,543 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:53:08,543 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:53:08,543 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:08,543 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:53:08,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:53:08,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:53:08,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:53:08,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:53:08,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:53:08,544 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:53:08,544 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:08,545 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:53:08,545 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_f256a597-2540-4c6a-8688-0554fa38d568/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 -> 4d4b1dc9b44b4a6227e4c48c7bf32bcd83c3b136a7afe13d5c5d35696e9bbad2 [2024-11-13 21:53:08,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:53:08,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:53:08,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:53:08,921 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:53:08,922 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:53:08,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i Unable to find full path for "g++" [2024-11-13 21:53:10,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:53:11,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:53:11,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_63_bad.i [2024-11-13 21:53:11,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data/30b64b1c5/45bbb2efb81d463e926e68f2077dc0b5/FLAG3291f7cdc [2024-11-13 21:53:11,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/data/30b64b1c5/45bbb2efb81d463e926e68f2077dc0b5 [2024-11-13 21:53:11,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:53:11,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:53:11,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:53:11,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:53:11,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:53:11,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:53:11" (1/1) ... [2024-11-13 21:53:11,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e58ac99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:11, skipping insertion in model container [2024-11-13 21:53:11,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:53:11" (1/1) ... [2024-11-13 21:53:11,563 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:53:12,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:53:12,519 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:53:12,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:53:12,839 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:53:12,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12 WrapperNode [2024-11-13 21:53:12,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:53:12,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:53:12,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:53:12,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:53:12,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,906 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 21:53:12,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:53:12,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:53:12,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:53:12,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:53:12,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:53:12,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:53:12,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:53:12,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:53:12,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:12" (1/1) ... [2024-11-13 21:53:12,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:53:12,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:53:12,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:53:12,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:53:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:53:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:53:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:53:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:53:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:53:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:53:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:53:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:53:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:53:13,208 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:53:13,210 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:53:13,401 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 21:53:13,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:53:13,469 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:53:13,473 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:53:13,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:13 BoogieIcfgContainer [2024-11-13 21:53:13,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:53:13,474 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:53:13,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:53:13,484 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:53:13,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:13" (1/1) ... [2024-11-13 21:53:13,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:53:13,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:53:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:53:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:53:13,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:13,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:13,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:13,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:13,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:53:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:13,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:53:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:13,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:53:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:14,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:53:14,027 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:53:14,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:53:14 ImpRootNode [2024-11-13 21:53:14,064 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:53:14,064 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:53:14,065 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:53:14,066 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:53:14,066 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:13" (3/4) ... [2024-11-13 21:53:14,070 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:53:14,071 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:53:14,072 INFO L158 Benchmark]: Toolchain (without parser) took 2589.41ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 40.0MB in the end (delta: 17.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-13 21:53:14,074 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:14,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1355.62ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 51.9MB in the end (delta: 5.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 21:53:14,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.42ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 49.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:14,076 INFO L158 Benchmark]: Boogie Preprocessor took 46.40ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:14,076 INFO L158 Benchmark]: RCFGBuilder took 518.98ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 31.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:53:14,076 INFO L158 Benchmark]: CodeCheck took 589.78ms. Allocated memory is still 83.9MB. Free memory was 31.9MB in the beginning and 40.0MB in the end (delta: -8.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:14,077 INFO L158 Benchmark]: Witness Printer took 6.67ms. Allocated memory is still 83.9MB. Free memory was 40.0MB in the beginning and 40.0MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:14,079 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: 0.5s, 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, 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] 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 0.34ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1355.62ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 51.9MB in the end (delta: 5.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.42ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 49.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.40ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.98ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 31.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 589.78ms. Allocated memory is still 83.9MB. Free memory was 31.9MB in the beginning and 40.0MB in the end (delta: -8.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.67ms. Allocated memory is still 83.9MB. Free memory was 40.0MB in the beginning and 40.0MB in the end (delta: 6.5kB). 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 21:53:14,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f256a597-2540-4c6a-8688-0554fa38d568/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