./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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 a34efb850093ed94e430b1bae73075201e561a6d0d626f01bd22212bd9a7ce0b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:45,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:45,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:51:45,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:51:45,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:51:45,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:45,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:45,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:45,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:45,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:45,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:45,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:45,844 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:51:45,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:45,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:45,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:45,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:45,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:45,846 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:51:45,849 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:51:45,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:45,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:45,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:45,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:45,854 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:45,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:45,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:45,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:45,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:45,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:45,856 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:51:45,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:51:45,856 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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a34efb850093ed94e430b1bae73075201e561a6d0d626f01bd22212bd9a7ce0b [2024-11-08 22:51:46,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:46,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:46,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:46,195 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:46,196 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:46,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_bad.i Unable to find full path for "g++" [2024-11-08 22:51:48,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:48,676 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:48,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_bad.i [2024-11-08 22:51:48,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data/9ad5f7d82/915ccb04bcb449b5baaca34245d5dc34/FLAG17a6e9df7 [2024-11-08 22:51:48,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data/9ad5f7d82/915ccb04bcb449b5baaca34245d5dc34 [2024-11-08 22:51:48,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:48,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:48,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:48,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:48,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:48,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:48" (1/1) ... [2024-11-08 22:51:48,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab25996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:48, skipping insertion in model container [2024-11-08 22:51:48,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:48" (1/1) ... [2024-11-08 22:51:48,824 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:49,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:49,881 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:49,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:50,108 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:50,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50 WrapperNode [2024-11-08 22:51:50,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:50,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:50,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:50,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:50,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,187 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-08 22:51:50,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:50,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:50,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:50,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:50,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,212 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:50,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:50,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:50,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:50,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:50,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:50,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:50,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:50,311 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:51:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:51:50,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:50,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:50,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:50,525 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:50,527 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:50,654 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:50,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:50,695 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:50,695 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:51:50,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:50 BoogieIcfgContainer [2024-11-08 22:51:50,696 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:50,697 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:50,697 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:50,710 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:50,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:50" (1/1) ... [2024-11-08 22:51:50,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:50,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:51:50,772 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:51:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:51:50,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:50,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:50,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:51,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:51,041 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:51:51,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:51:51 ImpRootNode [2024-11-08 22:51:51,068 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:51:51,069 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:51:51,069 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:51:51,069 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:51:51,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:50" (3/4) ... [2024-11-08 22:51:51,072 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:51:51,074 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:51:51,075 INFO L158 Benchmark]: Toolchain (without parser) took 2339.12ms. Allocated memory was 167.8MB in the beginning and 218.1MB in the end (delta: 50.3MB). Free memory was 130.2MB in the beginning and 151.2MB in the end (delta: -21.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-08 22:51:51,075 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 167.8MB. Free memory was 139.5MB in the beginning and 139.3MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:51,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.54ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 129.7MB in the end (delta: 520.0kB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-11-08 22:51:51,076 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.13ms. Allocated memory is still 218.1MB. Free memory was 183.7MB in the beginning and 181.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:51:51,077 INFO L158 Benchmark]: Boogie Preprocessor took 25.50ms. Allocated memory is still 218.1MB. Free memory was 181.6MB in the beginning and 180.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:51,078 INFO L158 Benchmark]: RCFGBuilder took 481.07ms. Allocated memory is still 218.1MB. Free memory was 179.6MB in the beginning and 165.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:51:51,078 INFO L158 Benchmark]: CodeCheck took 371.39ms. Allocated memory is still 218.1MB. Free memory was 165.9MB in the beginning and 151.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:51:51,079 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 218.1MB. Free memory is still 151.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:51,082 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1558]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; 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] [L1556] 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] [L1558] 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 0.23ms. Allocated memory is still 167.8MB. Free memory was 139.5MB in the beginning and 139.3MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.54ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 129.7MB in the end (delta: 520.0kB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.13ms. Allocated memory is still 218.1MB. Free memory was 183.7MB in the beginning and 181.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.50ms. Allocated memory is still 218.1MB. Free memory was 181.6MB in the beginning and 180.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 481.07ms. Allocated memory is still 218.1MB. Free memory was 179.6MB in the beginning and 165.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 371.39ms. Allocated memory is still 218.1MB. Free memory was 165.9MB in the beginning and 151.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 218.1MB. Free memory is still 151.2MB. 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 22:51:51,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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 a34efb850093ed94e430b1bae73075201e561a6d0d626f01bd22212bd9a7ce0b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:53,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:53,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:51:53,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:53,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:53,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:53,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:53,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:53,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:53,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:53,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:53,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:53,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:53,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:53,695 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:51:53,696 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:51:53,696 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:53,696 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:51:53,700 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:51:53,701 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:51:53,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:53,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:53,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:53,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:53,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:53,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:53,703 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:51:53,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:53,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:53,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:53,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:53,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:53,704 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:51:53,704 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:53,706 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:51:53,706 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_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a34efb850093ed94e430b1bae73075201e561a6d0d626f01bd22212bd9a7ce0b [2024-11-08 22:51:54,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:54,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:54,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:54,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:54,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:54,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_bad.i Unable to find full path for "g++" [2024-11-08 22:51:56,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:56,775 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:56,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_31_bad.i [2024-11-08 22:51:56,807 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data/eb620dc1d/b1501c1d8ea34317adb6d6edb0f58775/FLAG99f8390bf [2024-11-08 22:51:56,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/data/eb620dc1d/b1501c1d8ea34317adb6d6edb0f58775 [2024-11-08 22:51:56,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:56,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:56,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:56,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:56,883 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:56,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:56" (1/1) ... [2024-11-08 22:51:56,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f820a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:56, skipping insertion in model container [2024-11-08 22:51:56,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:56" (1/1) ... [2024-11-08 22:51:56,944 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:57,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:57,952 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:58,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:58,243 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:58,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58 WrapperNode [2024-11-08 22:51:58,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:58,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:58,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:58,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:58,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,305 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-08 22:51:58,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:58,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:58,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:58,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:58,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:58,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:58,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:58,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:58,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:58,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:58,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:58,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:58,406 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:51:58,406 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:51:58,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:58,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:58,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:58,564 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:58,566 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:58,726 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:58,726 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:58,811 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:58,815 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:51:58,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:58 BoogieIcfgContainer [2024-11-08 22:51:58,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:58,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:58,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:58,830 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:58,831 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:58" (1/1) ... [2024-11-08 22:51:58,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:58,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:51:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:51:58,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:51:58,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:58,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:58,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:51:58,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:51:58,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:51:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:59,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:59,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:59,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:51:59,245 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:51:59,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:51:59 ImpRootNode [2024-11-08 22:51:59,281 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:51:59,282 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:51:59,284 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:51:59,285 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:51:59,285 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:58" (3/4) ... [2024-11-08 22:51:59,289 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:51:59,290 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:51:59,291 INFO L158 Benchmark]: Toolchain (without parser) took 2415.21ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.2MB in the beginning and 51.0MB in the end (delta: -4.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-08 22:51:59,292 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 90.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:59,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1367.33ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.1MB in the beginning and 61.4MB in the end (delta: -15.3MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2024-11-08 22:51:59,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.37ms. Allocated memory is still 94.4MB. Free memory was 61.4MB in the beginning and 58.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:51:59,294 INFO L158 Benchmark]: Boogie Preprocessor took 30.62ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 56.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:51:59,295 INFO L158 Benchmark]: RCFGBuilder took 478.92ms. Allocated memory is still 94.4MB. Free memory was 56.4MB in the beginning and 64.6MB in the end (delta: -8.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-08 22:51:59,296 INFO L158 Benchmark]: CodeCheck took 464.18ms. Allocated memory is still 94.4MB. Free memory was 64.6MB in the beginning and 51.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:51:59,297 INFO L158 Benchmark]: Witness Printer took 8.02ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:59,303 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: 1558]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; 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] [L1556] 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] [L1558] 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 0.31ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 90.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1367.33ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.1MB in the beginning and 61.4MB in the end (delta: -15.3MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.37ms. Allocated memory is still 94.4MB. Free memory was 61.4MB in the beginning and 58.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.62ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 56.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 478.92ms. Allocated memory is still 94.4MB. Free memory was 56.4MB in the beginning and 64.6MB in the end (delta: -8.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 464.18ms. Allocated memory is still 94.4MB. Free memory was 64.6MB in the beginning and 51.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 8.02ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 2.6kB). 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 22:51:59,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a30d037e-7aa6-4971-ad1a-ca20cfed5be7/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