./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk --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 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:09:24,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:09:24,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:09:24,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:09:24,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:09:24,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:09:24,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:09:24,305 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:09:24,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:09:24,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:09:24,307 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:09:24,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:09:24,308 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:09:24,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:09:24,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:09:24,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:09:24,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:09:24,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:09:24,311 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:09:24,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:09:24,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:09:24,316 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:09:24,316 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:09:24,316 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:09:24,317 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:09:24,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:09:24,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:24,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:09:24,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:09:24,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:09:24,322 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:09:24,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:09:24,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2024-11-08 22:09:24,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:09:24,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:09:24,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:09:24,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:09:24,793 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:09:24,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i Unable to find full path for "g++" [2024-11-08 22:09:27,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:09:27,611 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:09:27,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-08 22:09:27,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data/0dae35669/c9649e4556c84a2aa229546f7be4334b/FLAGf8d5b91ef [2024-11-08 22:09:27,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data/0dae35669/c9649e4556c84a2aa229546f7be4334b [2024-11-08 22:09:27,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:09:27,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:09:27,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:27,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:09:27,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:09:27,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:27" (1/1) ... [2024-11-08 22:09:27,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@324301a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:27, skipping insertion in model container [2024-11-08 22:09:27,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:27" (1/1) ... [2024-11-08 22:09:27,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:09:29,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:29,144 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:09:29,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:29,438 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:09:29,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29 WrapperNode [2024-11-08 22:09:29,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:29,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:29,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:09:29,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:09:29,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,528 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-08 22:09:29,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:29,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:09:29,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:09:29,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:09:29,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:09:29,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:09:29,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:09:29,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:09:29,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:29" (1/1) ... [2024-11-08 22:09:29,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:29,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:09:29,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:09:29,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:09:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:09:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:09:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:09:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:09:29,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:09:29,850 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:09:29,852 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:09:29,980 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 22:09:29,980 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:09:30,044 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:09:30,044 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:09:30,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:30 BoogieIcfgContainer [2024-11-08 22:09:30,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:09:30,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:09:30,046 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:09:30,059 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:09:30,060 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:30" (1/1) ... [2024-11-08 22:09:30,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:09:30,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:09:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:09:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:09:30,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:30,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:30,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:09:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:30,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:09:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:30,563 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:09:30,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:09:30 ImpRootNode [2024-11-08 22:09:30,602 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:09:30,604 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:09:30,607 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:09:30,607 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:09:30,607 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:30" (3/4) ... [2024-11-08 22:09:30,612 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:09:30,613 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:09:30,614 INFO L158 Benchmark]: Toolchain (without parser) took 2936.98ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 106.0MB in the end (delta: 4.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-08 22:09:30,616 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 111.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:30,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1759.94ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 65.6MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 22:09:30,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.36ms. Allocated memory is still 151.0MB. Free memory was 65.6MB in the beginning and 62.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:09:30,621 INFO L158 Benchmark]: Boogie Preprocessor took 31.25ms. Allocated memory is still 151.0MB. Free memory was 62.6MB in the beginning and 61.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:30,622 INFO L158 Benchmark]: RCFGBuilder took 483.30ms. Allocated memory is still 151.0MB. Free memory was 61.4MB in the beginning and 47.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:09:30,622 INFO L158 Benchmark]: CodeCheck took 556.76ms. Allocated memory is still 151.0MB. Free memory was 47.1MB in the beginning and 106.8MB in the end (delta: -59.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:30,624 INFO L158 Benchmark]: Witness Printer took 9.61ms. Allocated memory is still 151.0MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 757.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:30,628 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: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] 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] [L1552] 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 111.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1759.94ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 65.6MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.36ms. Allocated memory is still 151.0MB. Free memory was 65.6MB in the beginning and 62.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.25ms. Allocated memory is still 151.0MB. Free memory was 62.6MB in the beginning and 61.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 483.30ms. Allocated memory is still 151.0MB. Free memory was 61.4MB in the beginning and 47.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 556.76ms. Allocated memory is still 151.0MB. Free memory was 47.1MB in the beginning and 106.8MB in the end (delta: -59.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.61ms. Allocated memory is still 151.0MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 757.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:09:30,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk --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 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:09:33,605 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:09:33,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:09:33,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:09:33,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:09:33,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:09:33,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:09:33,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:09:33,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:09:33,765 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:09:33,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:09:33,766 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:09:33,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:09:33,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:09:33,767 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:09:33,768 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:09:33,768 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:09:33,768 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:09:33,769 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:09:33,769 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:09:33,773 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:09:33,774 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:09:33,775 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:09:33,778 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:09:33,778 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:09:33,779 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:33,779 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:09:33,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:09:33,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:33,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:09:33,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:09:33,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:09:33,781 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:09:33,781 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:33,782 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:09:33,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2024-11-08 22:09:34,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:09:34,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:09:34,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:09:34,288 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:09:34,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:09:34,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i Unable to find full path for "g++" [2024-11-08 22:09:36,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:09:37,198 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:09:37,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-08 22:09:37,224 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data/5cf50bcce/adfea2196ac443ccb17dab68f2cf991d/FLAG80be2f5a6 [2024-11-08 22:09:37,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/data/5cf50bcce/adfea2196ac443ccb17dab68f2cf991d [2024-11-08 22:09:37,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:09:37,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:09:37,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:37,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:09:37,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:09:37,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:37" (1/1) ... [2024-11-08 22:09:37,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120350f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:37, skipping insertion in model container [2024-11-08 22:09:37,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:37" (1/1) ... [2024-11-08 22:09:37,346 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:09:38,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:38,671 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:09:38,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:39,125 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:09:39,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39 WrapperNode [2024-11-08 22:09:39,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:39,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:39,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:09:39,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:09:39,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,202 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-08 22:09:39,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:39,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:09:39,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:09:39,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:09:39,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:09:39,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:09:39,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:09:39,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:09:39,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:39,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:09:39,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:09:39,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:09:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:09:39,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:09:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:09:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:09:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:09:39,589 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:09:39,593 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:09:39,768 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 22:09:39,781 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:09:39,855 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:09:39,856 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:09:39,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:39 BoogieIcfgContainer [2024-11-08 22:09:39,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:09:39,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:09:39,858 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:09:39,871 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:09:39,871 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:39" (1/1) ... [2024-11-08 22:09:39,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:09:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:39,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:09:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:09:39,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:09:39,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:39,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:39,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:39,966 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:39,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:09:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:40,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:09:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:40,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:09:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:09:40,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:09:40,343 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:09:40,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:09:40 ImpRootNode [2024-11-08 22:09:40,384 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:09:40,385 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:09:40,387 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:09:40,387 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:09:40,388 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:39" (3/4) ... [2024-11-08 22:09:40,393 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:09:40,395 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:09:40,396 INFO L158 Benchmark]: Toolchain (without parser) took 3147.90ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 37.4MB in the beginning and 37.5MB in the end (delta: -47.3kB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-08 22:09:40,397 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:40,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1875.86ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 37.1MB in the beginning and 47.1MB in the end (delta: -9.9MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-08 22:09:40,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.54ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 43.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:09:40,401 INFO L158 Benchmark]: Boogie Preprocessor took 64.02ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 42.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:40,402 INFO L158 Benchmark]: RCFGBuilder took 587.70ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 51.7MB in the end (delta: -9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:09:40,404 INFO L158 Benchmark]: CodeCheck took 526.56ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 37.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:09:40,406 INFO L158 Benchmark]: Witness Printer took 10.57ms. Allocated memory is still 83.9MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:09:40,413 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: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] 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] [L1552] 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 65.0MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1875.86ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 37.1MB in the beginning and 47.1MB in the end (delta: -9.9MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.54ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 43.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.02ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 42.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 587.70ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 51.7MB in the end (delta: -9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 526.56ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 37.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 10.57ms. Allocated memory is still 83.9MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:09:40,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aed259bc-e6e2-4044-ae89-825f35ec6759/bin/ukojak-verify-ImItNfHLgk/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