./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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 3afabe119600762a6cb141d520184586a5da91223f79cbafb124ad80862bcdc4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:55:51,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:55:51,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:55:51,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:55:51,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:55:51,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:55:51,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:55:51,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:55:51,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:55:51,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:55:51,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:55:51,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:55:51,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:55:51,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:55:51,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:55:51,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:55:51,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:55:51,243 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:55:51,243 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:55:51,243 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:55:51,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:55:51,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:55:51,243 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:55:51,244 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:55:51,244 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:55:51,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:55:51,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:51,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:55:51,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:55:51,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:55:51,245 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:55:51,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:55:51,245 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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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 -> 3afabe119600762a6cb141d520184586a5da91223f79cbafb124ad80862bcdc4 [2024-11-13 16:55:51,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:55:51,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:55:51,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:55:51,587 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:55:51,587 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:55:51,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_bad.i Unable to find full path for "g++" [2024-11-13 16:55:53,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:55:54,090 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:55:54,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_bad.i [2024-11-13 16:55:54,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data/6b714613a/0a6b452f882e4c3cb57f9a435dc586ef/FLAGdd9459320 [2024-11-13 16:55:54,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data/6b714613a/0a6b452f882e4c3cb57f9a435dc586ef [2024-11-13 16:55:54,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:55:54,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:55:54,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:54,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:55:54,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:55:54,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:54" (1/1) ... [2024-11-13 16:55:54,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dbdbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:54, skipping insertion in model container [2024-11-13 16:55:54,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:54" (1/1) ... [2024-11-13 16:55:54,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:55:55,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:55,336 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:55:55,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:55,600 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:55:55,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55 WrapperNode [2024-11-13 16:55:55,601 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:55,602 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:55,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:55:55,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:55:55,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,644 INFO L138 Inliner]: procedures = 497, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2024-11-13 16:55:55,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:55,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:55:55,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:55:55,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:55:55,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:55:55,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:55:55,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:55:55,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:55:55,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:55" (1/1) ... [2024-11-13 16:55:55,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:55,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:55:55,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:55:55,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:55:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 16:55:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 16:55:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-13 16:55:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-13 16:55:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:55:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:55:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:55:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:55:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:55:55,877 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:55:55,879 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:55:56,104 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 16:55:56,105 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:55:56,181 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:55:56,181 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:55:56,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:56 BoogieIcfgContainer [2024-11-13 16:55:56,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:55:56,184 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:55:56,184 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:55:56,196 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:55:56,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:56" (1/1) ... [2024-11-13 16:55:56,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:55:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2024-11-13 16:55:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2024-11-13 16:55:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 16:55:56,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:56,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:56,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:55:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:56,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:55:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:56,587 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:55:56,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:55:56 ImpRootNode [2024-11-13 16:55:56,628 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:55:56,629 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:55:56,629 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:55:56,630 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:55:56,631 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:56" (3/4) ... [2024-11-13 16:55:56,633 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:55:56,634 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:55:56,635 INFO L158 Benchmark]: Toolchain (without parser) took 2487.33ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 46.3MB in the end (delta: 43.5MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2024-11-13 16:55:56,635 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:55:56,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1451.87ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 82.0MB in the end (delta: 7.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 16:55:56,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.46ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.3MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:55:56,637 INFO L158 Benchmark]: Boogie Preprocessor took 20.56ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:55:56,637 INFO L158 Benchmark]: RCFGBuilder took 517.36ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 63.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:55:56,637 INFO L158 Benchmark]: CodeCheck took 443.55ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 46.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:55:56,638 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 117.4MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:55:56,644 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 4 procedures, 35 locations, 4 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, 16 NumberOfCodeBlocks, 16 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: 1564]: 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 1587. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE191_Integer_Underflow__int_min_multiply_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() 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] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1562] 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] [L1564] 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 0.37ms. Allocated memory is still 117.4MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1451.87ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 82.0MB in the end (delta: 7.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.46ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.3MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.56ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 517.36ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 63.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 443.55ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 46.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 117.4MB. Free memory is still 46.3MB. 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 16:55:56,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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 3afabe119600762a6cb141d520184586a5da91223f79cbafb124ad80862bcdc4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:55:59,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:55:59,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:55:59,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:55:59,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:55:59,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:55:59,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:55:59,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:55:59,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:55:59,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:55:59,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:55:59,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:55:59,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:55:59,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:55:59,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:55:59,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:55:59,584 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:55:59,584 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:55:59,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:55:59,586 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:55:59,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:55:59,586 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:55:59,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:55:59,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:55:59,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:55:59,587 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:59,587 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:55:59,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:55:59,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:59,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:55:59,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:55:59,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:55:59,588 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:55:59,589 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:59,589 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:55:59,590 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_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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 -> 3afabe119600762a6cb141d520184586a5da91223f79cbafb124ad80862bcdc4 [2024-11-13 16:55:59,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:56:00,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:56:00,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:56:00,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:56:00,010 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:56:00,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_bad.i Unable to find full path for "g++" [2024-11-13 16:56:01,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:56:02,466 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:56:02,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_12_bad.i [2024-11-13 16:56:02,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data/0b3607a14/6813a99fba69425dabfdd5ed8fbb88c9/FLAGdc72727d2 [2024-11-13 16:56:02,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/data/0b3607a14/6813a99fba69425dabfdd5ed8fbb88c9 [2024-11-13 16:56:02,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:56:02,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:56:02,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:02,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:56:02,540 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:56:02,541 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:02" (1/1) ... [2024-11-13 16:56:02,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461229de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:02, skipping insertion in model container [2024-11-13 16:56:02,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:02" (1/1) ... [2024-11-13 16:56:02,617 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:56:03,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:03,684 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:56:03,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:04,001 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:56:04,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04 WrapperNode [2024-11-13 16:56:04,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:04,002 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:04,002 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:56:04,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:56:04,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,054 INFO L138 Inliner]: procedures = 502, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2024-11-13 16:56:04,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:04,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:56:04,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:56:04,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:56:04,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,068 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,068 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,083 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:56:04,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:56:04,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:56:04,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:56:04,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:04,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:56:04,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:56:04,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:56:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 16:56:04,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 16:56:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-13 16:56:04,168 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-13 16:56:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:56:04,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:56:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:56:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:56:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:56:04,361 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:56:04,363 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:56:04,571 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 16:56:04,571 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:56:04,623 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:56:04,623 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:56:04,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:04 BoogieIcfgContainer [2024-11-13 16:56:04,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:56:04,624 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:56:04,625 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:56:04,636 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:56:04,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:04" (1/1) ... [2024-11-13 16:56:04,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:56:04,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-11-13 16:56:04,704 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-13 16:56:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:56:04,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:04,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:04,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:04,713 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:04,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:56:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:56:04,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:56:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:56:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:56:05,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:56:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:56:05,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:56:05,123 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:56:05,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:56:05 ImpRootNode [2024-11-13 16:56:05,163 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:56:05,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:56:05,165 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:56:05,165 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:56:05,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:04" (3/4) ... [2024-11-13 16:56:05,169 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:56:05,170 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:56:05,171 INFO L158 Benchmark]: Toolchain (without parser) took 2639.65ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 39.2MB in the end (delta: 18.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 16:56:05,171 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:05,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1467.58ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 51.6MB in the end (delta: 5.2MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 16:56:05,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.40ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 49.2MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:05,174 INFO L158 Benchmark]: Boogie Preprocessor took 30.77ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:05,175 INFO L158 Benchmark]: RCFGBuilder took 537.11ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 30.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:56:05,175 INFO L158 Benchmark]: CodeCheck took 539.00ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 39.6MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:05,175 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 83.9MB. Free memory was 39.6MB in the beginning and 39.2MB in the end (delta: 433.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:05,182 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 4 procedures, 34 locations, 4 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, 15 NumberOfCodeBlocks, 15 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: 1564]: 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 1587. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE191_Integer_Underflow__int_min_multiply_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() 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] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1562] 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] [L1564] 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 0.35ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1467.58ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 51.6MB in the end (delta: 5.2MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.40ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 49.2MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.77ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 537.11ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 30.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 539.00ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 39.6MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 83.9MB. Free memory was 39.6MB in the beginning and 39.2MB in the end (delta: 433.7kB). 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 16:56:05,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b5078c-0c77-47eb-9475-3a1dfefe56b6/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